1 GUI

    matrix data output to correct format
    list data output
    
    
    confirm output formats are correct

2 Comms

    Libusb hot swap

    Async transfer

    CRC checks are not working - this will be a problem on sending data. Worried that a byte is being
    gained or lost on transfer

    Decoding data. Lists 90% complete

    Extract vars file
    
    write to calculator 

3 Backup to disk