We also have a .22 revolver to shoot (my father's old Hi Standard), so it's not as if the 5.7 would be our only choice (even if it will be the more desirable choice).
Please tell me where you find .22 ammo.
P238, P938, P232, 1911 C3 | Colt
Defender, Mustang Pocketlite, 1911 | Rohrbaugh
R9 | Browning
, Buckmark 22LR(suppressed) | Kahr
PM9 Black Rose | S&W
|M&P C.O.R.E RMR Trijicon | Dan Wesson