DVDAUTHOR . allow different buttons for p&s, lb, etc . moving buttons . improve (and test) audio gap detection . resurrect buttongroup code . add support for timers (need optimizer: set two variables at once, or just provide 'settimer(X,Y) function) . add support for counting GPRMs (i.e. 'g3 counter on;' or 'g3 counter off;') . allow jumppad to span multiple pgc's . multiangle support! . make it a library? SPUMUX . rework subtitle rendering to use Pango . deal with 16 color subtitles . add way to map color->color for generating select images . librarify spumux? DOCUMENTATION . provide a full example case on the website, buttons, menus, multiple chapters without pauses, etc.