One of my better games

My opponent was over 200 points higher than me, and ususally these guys slaughter every single game, so I was thankful for the way this game went.  My worst move was my last move, which gave up a 2 point lead into a drawn position.  He lost on time, and I had between 7 to 12 seconds left, so my nerves made me play a rushed move instead of putting 3-4 seconds into using the light square bishop to get behind his pawn chain, using my passed "a-pawn" as a diversion.

The computer is saying I should have had a two pawn advantage, but it would have still been a tricky endgame even if we both had 5 more minutes to play the game out.