OG Xbox BC on X1 is clearly built on the emulation work done for 360.

[ironmanDX]

Mr Puggsly said:

Imaginedvl said:I did not know it existed on the 360 :) 

Actually when you buy the OG game (Kotor in my case), it says "play on 360". So it makes a lot of sense (your OP)

If you get a X1X you can experience KOTOR in glorious 4K!

Damn, that would be nice.