Are you sick? Yes.
But that has nothing to do with the pistol, y'know.
10mm? Yes, there are SOME 10mms that have been thru changes in search of itself. Part of the problem was simply rechambering a 1911 in 10mm- it was not designed for those energies, and the guns would get battered pretty quickly.
Some background on the 10mm in its various incarnations- http://en.wikipedia.org/wiki/10mm_Auto
Is it enough gun? Guys in Greenland that do the REALLY remote Long Range Patrols carry them for polar bears. That impressed ME- don't know about you.