Patch confusion, should I have one?

[Snaggly Pete]

Originally Posted by jake21

There should be a patch but atari has not yet released it that will update the game to 1.6.4 or 1.6.5.

I guess my confusion comes from the fact that I don't understand the patch numbering system. To me, 1.6.4 or 1.6.5 just doesn't seem like it should be an update for 1.6b7. I would think the update would be called something like 1.6b8 or 1.7.