Quote Originally Posted by stalepie View Post
Half of the games don't work, or have problems, or I have to download a different version of MAME, or an older version, or a different set of ROMs, or multiple copies of what seems to be the same ROM, or I have to configure each game separately, and so forth.
The solution is to just stop downloading updated versions of mame. Just download it once, get all the games you're interested in playing and then just stop updating.