Back in late 2006 we were convinced that one day our Wiis would be filled with every classic video game we ever wanted, thanks to the magic of the Virtual Console. That dream is dead now, but the Virtual Console continues to hang-on in superlative fashion.
A touch-screen should work well with real-time strategy games, you know? RTS games require a good overhead view, the ability to quickly flick between units, and a ready batch of hotkeys and functions. The iPad in particular is uniquely suited to do all of those things; it just takes the right game.