Windows XP SP2. I just might consider going to mouse, if that's the case. Though I'd like to see if this can be resolved for future reference.

Yes, outside of DOSbox there are no problems with input.

So far I've noticed that DOSbox (using latest version, 0.70) doesn't recognize when I press the Up and Right arrow simultaneously, or the Down and Left arrow. Up and Left are fine, as are down and right, and this is quite annoying because I'm trying to play Tyrian2000. I've also tested out Crusader, …