Now these are more of a pipe dream but I'll add them anyway: Add a couple more images to the gallery(I seem to recall a few that were on the PS2 collection that aren't here). Add a Turbo Mode mostly for X1-X2 so we don't get slowdown. Sometimes in X5 the background in some levels and cutscenes glitches for a split second. It can be fixed by turning it off in the config file and then it'll launch in fullscreen anyway perfectly fine, but it has to be done every time you launch the game).
The game crashes when starting in fullscreen and only when starting(It runs fine when you change it from windowed to fullscreen.
The crashes(I got lucky and mine runs fine). I'll make a quick list of things to fix/upgrade: