* Support DVDs with errors on them. So we can recover from corrupt sectors in the .VOB. Also, handle corrupt .IFO files by using the backup .BUP files.* Support Random and Shuffle Titles. Only sequencial Titles are currently supported.
* implement restriction levels: 0 - execute everything as the app commands 1 - do some sensible sanity checking 2 - be more careful, when operations are prohibited (like not seeking/jumping in the presence of stills or cell commands) 3 - fully respect user prohibitions