The suggestions, above, has inspired me to keep on keeping on -- I DID just get and use the Logic Remote App with my iPad (very cool). So I will check all that out.
Did have old drivers for both Korg Midi interface and Yamaha.
I'm waiting for OS 10.8 (expected soon)...will install that. Will reinstall both Garage Band and Logic on that.
Also paid more attention to Console and found this:
(when testing with Garage Band...which has also gone 'wonky' again.
The Error Message: (Error) Import: BAD IMPORTER - doesn't sound good.
Attached photo of what 'wonky' looks like

In attached photo on far left is what my curson icon turns into; never seen before; looks like a cell phone!?
In 'wonky' state all I can do is move around and endlessly past more instances of Track I've selected.
No menu items work. Everything else frozen. Have to force quit.
INFO FROM CONSOLE
5/30/14 6:45:11.795 AM mdworker[380]: Error loading /Applications/GarageBand.app/Contents/Library/Spotlight/GarageBandSpotlightImpo rter.mdimporter/Contents/MacOS/GarageBandSpotlightImporter: dlopen(/Applications/GarageBand.app/Contents/Library/Spotlight/GarageBandSpotli ghtImporter.mdimporter/Contents/MacOS/GarageBandSpotlightImporter, 262): Library not loaded: @rpath/MAFiles.framework/Versions/A/MAFiles
Referenced from: /Applications/GarageBand.app/Contents/Library/Spotlight/GarageBandSpotlightImpo rter.mdimporter/Contents/MacOS/GarageBandSpotlightImporter
Reason: image not found
5/30/14 6:45:11.795 AM mdworker[380]: Cannot find function pointer MetadataImporterPluginFactory for factory 5CE2D94A-5110-4E3C-A213-5221A7C67B29 in CFBundle/CFPlugIn 0x7fc458c20770 </Applications/GarageBand.app/Contents/Library/Spotlight/GarageBandSpotlightImp orter.mdimporter> (bundle, not loaded)
5/30/14 6:45:11.795 AM mdworker[380]: (Error) Import: Could not create instance for plugIn 'file:///Applications/GarageBand.app/Contents/Library/Spotlight/GarageBandSpotl ightImporter.mdimporter/'
5/30/14 6:45:11.795 AM mdworker[380]: (Error) Import: BAD IMPORTER ~~~~~~~~~~~~~~~~~~ file:///Applications/GarageBand.app/Contents/Library/Spotlight/GarageBandSpotli ghtImporter.mdimporter/
5/30/14 6:45:25.610 AM Safari[170]: tcp_connection_destination_prepare_complete 124 connectx to 127.0.0.1#6263 failed: 64 - Host is down
5/30/14 6:45:25.610 AM Safari[170]: tcp_connection_handle_destination_prepare_complete 124 failed to connect
5/30/14 6:45:25.610 AM Safari[170]: tcp_connection_destination_prepare_complete 124 connectx to 127.0.0.1#6263 failed: 64 - Host is down
5/30/14 6:45:25.610 AM Safari[170]: tcp_connection_handle_destination_prepare_complete 124 failed to connect
5/30/14 6:45:25.709 AM Safari[170]: tcp_connection_destination_prepare_complete 125 connectx to 127.0.0.1#10196 failed: 64 - Host is down