Improve variable naming: useLegacyDelay -> requiresCommandResponseDelay

Co-authored-by: jyong15 <26561407+jyong15@users.noreply.github.com>

Author: Copilot

ShimmerBluetoothManager/src/main/java/com/shimmerresearch/managers/bluetoothManager/ShimmerBluetoothManager.java

@@ -918,9 +918,10 @@ protected void connectUnknownShimmer() throws ShimmerException {
 			printMessage("Connecting to new Shimmer with connection handle = " + (connectThroughComPort? comPort:bluetoothAddress));
 
 			//radio address will be the com port in case of the PC and the BT address in case of Android
-			// On MacOS, enable legacy delay to allow time for device to process commands and respond
-			boolean useLegacyDelay = UtilShimmer.isOsMac();
-			shimmerRadioInitializer = new ShimmerRadioInitializer(null, useLegacyDelay);
+			// On MacOS, enable delay between command transmission and response reading
+			// This gives the device time to process commands (200ms per command)
+			boolean requiresCommandResponseDelay = UtilShimmer.isOsMac();
+			shimmerRadioInitializer = new ShimmerRadioInitializer(null, requiresCommandResponseDelay);
 			final AbstractSerialPortHal serialPortComm = createNewSerialPortComm(comPort, bluetoothAddress);
 			shimmerRadioInitializer.setSerialCommPort(serialPortComm);
 			serialPortComm.addByteLevelDataCommListener(new ByteLevelDataCommListener(){