Those 2 are the same versions. I'm not sure why they do that on Amazon, but I've seen it before. The version with the beefed up remote with keyboard is a good deal if you want a cheap remote with full keyboard. You can get other bluetooth remotes for it too. Most are $15-30. Some of the nicer ones have a little trackpad you can use to browse with.
Yeah, this box is pretty awesome once it's tweaked out. Here's some good resources for you:
http://www.xbmchub.com/forums/xbmc-a...night-mx2.html
http://forum.xbmc.org/showthread.php...x+midnight+mx2
(This link began when it first came out, so the beginning of the thread deals with some of the issues that have since been resolved.
I've heard from pretty much everyone that the first thing you should do is a factory restore. That fixes any bloatware and performance issues.
There's a newer version of Netflix you can get(I believe the link is in the first link above), that will let you view Netflix in HD.
If you just want XBMC and don't need the Android OS, you can also load Linux on it that will just run XBMC. But you're giving all resources to XBMC so it runs like a beast.