Two chess questions / conversations

1. How many 2 move mates do we have on file here? I was looking through one of my opponent's past games and found Game 920725.

2. Can you see the great move here for white from one of my games that pretty much wins the game. Not mate but gives big advantage:

Originally posted by Coconut

2. Can you see the great move here for white from one of my games that pretty much wins the game. Not mate but gives big advantage:

[fen]2k2b1r/ppp2ppp/5P2/4n1B1/8/2N2r2/PP2KP1P/3R3R w - - 0 1[/fen]