I have a Model 38 and 39, and I would scoop up a 37 at that price in a heartbeat.
500 people will show up here and tell you that it is a solution to a question no one has asked....but before they do, ask them if they have fired one.
ACP power in a 9mm frame. Very accurate.
The documented shootings against two legged varmints conclude that the GAP round is as effective as a handgun is going to be against such targets.
Ammo isn't THAT hard to find...WalMart doesn't carry it, but any reasonable LGS will have it, or can get it...and during the recent ammo crunch I stocked up on a good supply.
I have 3 Glocks now...a 19 I shoot with my silencer, and two GAPs...