Ummmmm, because it works and has for a century?
I'm all for modernization etc etc. But it seems to be like how to improve a knife?
No question I am biased having shot more than a million rounds through the 1911's and variants. It still works for me without benefit of whistles, bells, electronic enhancements, computer guidance, etc.
If I shoot at a target, there will be a hit scored. Misses Do Not count. Gee that sounds like a good title for a magazine article. What? You mean it was already written? Damn I forgot.
SWAT magazine circa 1982-83
Semper Fi
Rocky