* libusb leaks mach ports 
( Serious,  Low )

* Doesn't handle blank discs or no disc well 
( Minor, High )

* When track is renamed, transport display doesn't update
( Minor, Medium )

* Higher level functions don't take account of disc write protect status
( Minor, Medium )

* Higher level functions don't take account of track protect flags
( Minor, Medium )

* Deleting all the tracks from a group should delete the group too
( Minor, Medium )