diff --git a/src/main/java/org/qortal/api/resource/CrossChainResource.java b/src/main/java/org/qortal/api/resource/CrossChainResource.java
index fdd74b7d..8733b9df 100644
--- a/src/main/java/org/qortal/api/resource/CrossChainResource.java
+++ b/src/main/java/org/qortal/api/resource/CrossChainResource.java
@@ -195,6 +195,10 @@ public class CrossChainResource {
 
 			if (minimumTimestamp != null) {
 				minimumFinalHeight = repository.getBlockRepository().getHeightFromTimestamp(minimumTimestamp);
+				if (minimumFinalHeight == 0) {
+					// Try the archive
+					minimumFinalHeight = repository.getBlockArchiveRepository().getHeightFromTimestamp(minimumTimestamp);
+				}
 
 				if (minimumFinalHeight == 0)
 					// We don't have any blocks since minimumTimestamp, let alone trades, so nothing to return
@@ -222,6 +226,10 @@ public class CrossChainResource {
 
 					// We also need block timestamp for use as trade timestamp
 					long timestamp = repository.getBlockRepository().getTimestampFromHeight(atState.getHeight());
+					if (timestamp == 0) {
+						// Try the archive
+						timestamp = repository.getBlockArchiveRepository().getTimestampFromHeight(atState.getHeight());
+					}
 
 					CrossChainTradeSummary crossChainTradeSummary = new CrossChainTradeSummary(crossChainTradeData, timestamp);
 					crossChainTrades.add(crossChainTradeSummary);
@@ -260,7 +268,12 @@ public class CrossChainResource {
 					description = "Maximum number of trades to include in price calculation",
 					example = "10",
 					schema = @Schema(type = "integer", defaultValue = "10")
-			) @QueryParam("maxtrades") Integer maxtrades) {
+			) @QueryParam("maxtrades") Integer maxtrades,
+			@Parameter(
+					description = "Display price in terms of foreign currency per unit QORT",
+					example = "false",
+					schema = @Schema(type = "boolean", defaultValue = "false")
+			) @QueryParam("inverse") Boolean inverse) {
 		// foreignBlockchain is required
 		if (foreignBlockchain == null)
 			throw ApiExceptionFactory.INSTANCE.createException(request, ApiError.INVALID_CRITERIA);
@@ -291,7 +304,7 @@ public class CrossChainResource {
 				}
 			}
 
-			return Amounts.scaledDivide(totalQort, totalForeign);
+			return inverse ? Amounts.scaledDivide(totalForeign, totalQort) : Amounts.scaledDivide(totalQort, totalForeign);
 		} catch (DataException e) {
 			throw ApiExceptionFactory.INSTANCE.createException(request, ApiError.REPOSITORY_ISSUE, e);
 		}
@@ -421,4 +434,4 @@ public class CrossChainResource {
 		}
 	}
 
-}
\ No newline at end of file
+}
diff --git a/src/main/java/org/qortal/crosschain/Bitcoin.java b/src/main/java/org/qortal/crosschain/Bitcoin.java
index 2ce21d2f..6d904eb4 100644
--- a/src/main/java/org/qortal/crosschain/Bitcoin.java
+++ b/src/main/java/org/qortal/crosschain/Bitcoin.java
@@ -42,36 +42,30 @@ public class Bitcoin extends Bitcoiny {
 			public Collection<ElectrumX.Server> getServers() {
 				return Arrays.asList(
 						// Servers chosen on NO BASIS WHATSOEVER from various sources!
-						new Server("128.0.190.26", Server.ConnectionType.SSL, 50002),
 						new Server("hodlers.beer", Server.ConnectionType.SSL, 50002),
-						new Server("electrumx.erbium.eu", Server.ConnectionType.TCP, 50001),
-						new Server("electrumx.erbium.eu", Server.ConnectionType.SSL, 50002),
 						new Server("btc.lastingcoin.net", Server.ConnectionType.SSL, 50002),
 						new Server("electrum.bitaroo.net", Server.ConnectionType.SSL, 50002),
 						new Server("bitcoin.grey.pw", Server.ConnectionType.SSL, 50002),
-						new Server("2electrumx.hopto.me", Server.ConnectionType.SSL, 56022),
 						new Server("185.64.116.15", Server.ConnectionType.SSL, 50002),
-						new Server("kirsche.emzy.de", Server.ConnectionType.SSL, 50002),
 						new Server("alviss.coinjoined.com", Server.ConnectionType.SSL, 50002),
-						new Server("electrum.emzy.de", Server.ConnectionType.SSL, 50002),
-						new Server("electrum.emzy.de", Server.ConnectionType.TCP, 50001),
-						new Server("vmd71287.contaboserver.net", Server.ConnectionType.SSL, 50002),
 						new Server("btc.litepay.ch", Server.ConnectionType.SSL, 50002),
-						new Server("electrum.stippy.com", Server.ConnectionType.SSL, 50002),
 						new Server("xtrum.com", Server.ConnectionType.SSL, 50002),
 						new Server("electrum.acinq.co", Server.ConnectionType.SSL, 50002),
-						new Server("electrum2.taborsky.cz", Server.ConnectionType.SSL, 50002),
-						new Server("vmd63185.contaboserver.net", Server.ConnectionType.SSL, 50002),
-						new Server("electrum2.privateservers.network", Server.ConnectionType.SSL, 50002),
-						new Server("electrumx.alexridevski.net", Server.ConnectionType.SSL, 50002),
-						new Server("192.166.219.200", Server.ConnectionType.SSL, 50002),
-						new Server("2ex.digitaleveryware.com", Server.ConnectionType.SSL, 50002),
-						new Server("dxm.no-ip.biz", Server.ConnectionType.SSL, 50002),
 						new Server("caleb.vegas", Server.ConnectionType.SSL, 50002),
-						new Server("ecdsa.net", Server.ConnectionType.SSL, 110),
-						new Server("electrum.hsmiths.com", Server.ConnectionType.SSL, 995),
-						new Server("elec.luggs.co", Server.ConnectionType.SSL, 443),
-						new Server("btc.smsys.me", Server.ConnectionType.SSL, 995));
+						new Server("electrum.coinext.com.br", Server.ConnectionType.TCP, 50001),
+						new Server("korea.electrum-server.com", Server.ConnectionType.TCP, 50001),
+						new Server("eai.coincited.net", Server.ConnectionType.TCP, 50001),
+						new Server("electrum.coinext.com.br", Server.ConnectionType.SSL, 50002),
+						new Server("node1.btccuracao.com", Server.ConnectionType.SSL, 50002),
+						new Server("korea.electrum-server.com", Server.ConnectionType.SSL, 50002),
+						new Server("btce.iiiiiii.biz", Server.ConnectionType.SSL, 50002),
+						new Server("bitcoin.lukechilds.co", Server.ConnectionType.SSL, 50002),
+						new Server("guichet.centure.cc", Server.ConnectionType.SSL, 50002),
+						new Server("electrumx.hodlwallet.com", Server.ConnectionType.SSL, 50002),
+						new Server("eai.coincited.net", Server.ConnectionType.SSL, 50002),
+						new Server("prospero.bitsrc.net", Server.ConnectionType.SSL, 50002),
+						new Server("gd42.org", Server.ConnectionType.SSL, 50002),
+						new Server("electrum.pabu.io", Server.ConnectionType.SSL, 50002));
 			}
 
 			@Override
diff --git a/src/main/java/org/qortal/repository/BlockArchiveRepository.java b/src/main/java/org/qortal/repository/BlockArchiveRepository.java
index 45465e93..9859e137 100644
--- a/src/main/java/org/qortal/repository/BlockArchiveRepository.java
+++ b/src/main/java/org/qortal/repository/BlockArchiveRepository.java
@@ -71,6 +71,15 @@ public interface BlockArchiveRepository {
      */
     public int getHeightFromTimestamp(long timestamp) throws DataException;
 
+    /**
+     * Returns block timestamp for a given height.
+     *
+     * @param height
+     * @return timestamp, or 0 if height is out of bounds.
+     * @throws DataException
+     */
+    public long getTimestampFromHeight(int height) throws DataException;
+
     /**
      * Returns block summaries for blocks signed by passed public key, or reward-share with minter with passed public key.
      */
diff --git a/src/main/java/org/qortal/repository/hsqldb/HSQLDBBlockArchiveRepository.java b/src/main/java/org/qortal/repository/hsqldb/HSQLDBBlockArchiveRepository.java
index 46008c25..d8738f0d 100644
--- a/src/main/java/org/qortal/repository/hsqldb/HSQLDBBlockArchiveRepository.java
+++ b/src/main/java/org/qortal/repository/hsqldb/HSQLDBBlockArchiveRepository.java
@@ -103,6 +103,20 @@ public class HSQLDBBlockArchiveRepository implements BlockArchiveRepository {
         }
     }
 
+    @Override
+    public long getTimestampFromHeight(int height) throws DataException {
+        String sql = "SELECT minted_when FROM BlockArchive WHERE height = ?";
+
+        try (ResultSet resultSet = this.repository.checkedExecute(sql, height)) {
+            if (resultSet == null)
+                return 0;
+
+            return resultSet.getLong(1);
+        } catch (SQLException e) {
+            throw new DataException("Error obtaining block timestamp by height from BlockArchive repository", e);
+        }
+    }
+
     @Override
     public List<BlockSummaryData> getBlockSummariesBySigner(byte[] signerPublicKey, Integer limit, Integer offset, Boolean reverse) throws DataException {
         StringBuilder sql = new StringBuilder(512);
diff --git a/src/main/resources/i18n/ApiError_de.properties b/src/main/resources/i18n/ApiError_de.properties
index ab7da6b7..9ec2cd6d 100644
--- a/src/main/resources/i18n/ApiError_de.properties
+++ b/src/main/resources/i18n/ApiError_de.properties
@@ -4,68 +4,68 @@
 # "localeLang": "de",
 
 ### Common ###
-JSON = JSON nachricht konnte nicht geparsed werden
+JSON = JSON Nachricht konnte nicht geparst werden
 
 INSUFFICIENT_BALANCE = insufficient balance
 
-UNAUTHORIZED = API call unauthorized
+UNAUTHORIZED = API-Aufruf nicht autorisiert
 
-REPOSITORY_ISSUE = repository error
+REPOSITORY_ISSUE = Repository-Fehler
 
 NON_PRODUCTION = this API call is not permitted for production systems
 
 BLOCKCHAIN_NEEDS_SYNC = blockchain needs to synchronize first
 
-NO_TIME_SYNC = no clock synchronization yet
+NO_TIME_SYNC = noch keine Uhrensynchronisation
 
 ### Validation ###
-INVALID_SIGNATURE = ungültige signatur
+INVALID_SIGNATURE = ungültige Signatur
 
-INVALID_ADDRESS = ungültige adresse
+INVALID_ADDRESS = ungültige Adresse
 
 INVALID_PUBLIC_KEY = ungültiger public key
 
-INVALID_DATA = ungültige daten
+INVALID_DATA = ungültige Daten
 
-INVALID_NETWORK_ADDRESS = invalid network address
+INVALID_NETWORK_ADDRESS = ungültige Netzwerk Adresse
 
-ADDRESS_UNKNOWN = account address unknown
+ADDRESS_UNKNOWN = Account Adresse unbekannt
 
-INVALID_CRITERIA = invalid search criteria
+INVALID_CRITERIA = ungültige Suchkriterien
 
-INVALID_REFERENCE = invalid reference
+INVALID_REFERENCE = ungültige Referenz
 
-TRANSFORMATION_ERROR = could not transform JSON into transaction
+TRANSFORMATION_ERROR = konnte JSON nicht in eine Transaktion umwandeln
 
-INVALID_PRIVATE_KEY = invalid private key
+INVALID_PRIVATE_KEY = ungültiger private key
 
-INVALID_HEIGHT = invalid block height
+INVALID_HEIGHT = ungültige block height
 
-CANNOT_MINT = account cannot mint
+CANNOT_MINT = Account kann nicht minten
 
 ### Blocks ###
-BLOCK_UNKNOWN = block unknown
+BLOCK_UNKNOWN = block unbekannt
 
 ### Transactions ###
-TRANSACTION_UNKNOWN = transaction unknown
+TRANSACTION_UNKNOWN = Transaktion unbekannt
 
 PUBLIC_KEY_NOT_FOUND = public key wurde nicht gefunden
 
 # this one is special in that caller expected to pass two additional strings, hence the two %s
-TRANSACTION_INVALID = transaction invalid: %s (%s)
+TRANSACTION_INVALID = Transaktion ungültig: %s (%s)
 
 ### Naming ###
-NAME_UNKNOWN = name unknown
+NAME_UNKNOWN = Name unbekannt
 
 ### Asset ###
 INVALID_ASSET_ID = ungültige asset ID
 
-INVALID_ORDER_ID = invalid asset order ID
+INVALID_ORDER_ID = ungültige asset order ID
 
-ORDER_UNKNOWN = unknown asset order ID
+ORDER_UNKNOWN = unbekannte asset order ID
 
 ### Groups ###
-GROUP_UNKNOWN = group unknown
+GROUP_UNKNOWN = Gruppe unbekannt
 
 ### Foreign Blockchain ###
 FOREIGN_BLOCKCHAIN_NETWORK_ISSUE = foreign blokchain or ElectrumX network issue
@@ -78,6 +78,7 @@ FOREIGN_BLOCKCHAIN_TOO_SOON = too soon to broadcast foreign blockchain transacti
 ORDER_SIZE_TOO_SMALL = order amount too low
 
 ### Data ###
-FILE_NOT_FOUND = file not found
+FILE_NOT_FOUND = Datei nicht gefunden
+
+NO_REPLY = peer did not reply with data
 
-NO_REPLY = peer did not reply with data
\ No newline at end of file
diff --git a/src/main/resources/i18n/SysTray_de.properties b/src/main/resources/i18n/SysTray_de.properties
new file mode 100644
index 00000000..0f2a93dc
--- /dev/null
+++ b/src/main/resources/i18n/SysTray_de.properties
@@ -0,0 +1,40 @@
+#Generated by ResourceBundle Editor (http://essiembre.github.io/eclipse-rbe/)
+# SysTray pop-up menu
+
+AUTO_UPDATE = Automatisches Update
+
+APPLYING_UPDATE_AND_RESTARTING = Automatisches Update anwenden und neu starten …
+
+BLOCK_HEIGHT = height
+
+BUILD_VERSION = Build-Version
+
+CHECK_TIME_ACCURACY = Prüfe Zeitgenauigkeit
+
+CONNECTING = Verbindung wird hergestellt
+
+CONNECTION = Verbindung
+
+CONNECTIONS = Verbindungen
+
+CREATING_BACKUP_OF_DB_FILES = Erstellen Backup von Datenbank Dateien …
+
+DB_BACKUP = Datenbank Backup
+
+DB_CHECKPOINT = Datenbank Kontrollpunkt
+
+EXIT = Verlassen
+
+MINTING_DISABLED = NOT minting
+
+MINTING_ENABLED = \u2714 Minting
+
+OPEN_UI = Öffne UI
+
+PERFORMING_DB_CHECKPOINT = Speichern nicht übergebener Datenbank Änderungen …
+
+SYNCHRONIZE_CLOCK = Synchronisiere Uhr
+
+SYNCHRONIZING_BLOCKCHAIN = Synchronisierung
+
+SYNCHRONIZING_CLOCK = Synchronisierung Uhr
diff --git a/src/test/java/org/qortal/test/BootstrapTests.java b/src/test/java/org/qortal/test/BootstrapTests.java
index 70852b68..6baa57ac 100644
--- a/src/test/java/org/qortal/test/BootstrapTests.java
+++ b/src/test/java/org/qortal/test/BootstrapTests.java
@@ -208,8 +208,11 @@ public class BootstrapTests extends Common {
 
     private void deleteBootstraps() throws IOException {
         try {
-            Path path = Paths.get(String.format("%s%s", Settings.getInstance().getBootstrapFilenamePrefix(), "bootstrap-archive.7z"));
-            Files.delete(path);
+            Path archivePath = Paths.get(String.format("%s%s", Settings.getInstance().getBootstrapFilenamePrefix(), "bootstrap-archive.7z"));
+            Files.delete(archivePath);
+
+            Path sha256Path = Paths.get(String.format("%s%s", Settings.getInstance().getBootstrapFilenamePrefix(), "bootstrap-archive.7z.sha256"));
+            Files.delete(sha256Path);
 
         } catch (NoSuchFileException e) {
             // Nothing to delete