Yeah, yeah... I heard the Mosin Nagant is no longer currently being produced too and that makes a hill of beans... wait...umm you're still wrong! I can get a Bond Arms Deringer in .45 GAP.
http://www.bondarms.com/ifirearms.php
So do you think Glock will go and make a pistol chambered in .45 SAP?
http://www.realguns.com/Commentary/comar81.htm