This is fantastic news
The bowling method sound fine. I don't know if batting will work with a mouse, if anything the mouse could be used to control the batsman and then the keyboard to play the shots.
I've already given my thoughts on Career mode (I think)
Commentary sounds cool, but it is uneeded. If you want people to be able to track commentary, allow the people playing the game to provide their own commentary though a mic or something. Otherwise, simple text commentary is fine for now.
2D is good.
I'm not good with graphics, but I'm sure one of many graphic designers here could help. As for design decisions, I could help with those.