The Easy-Out, while the right size, didn't seem to be working all that well.
So -- reverting to the "brute strength and ignorance" mode, I drilled a small pilot hole in the middle of the bolt head, then followed it up with a larger drill bit and essentially sheared off the bolt head. Then a gentle tap and the sight came free.
Blew out any metal chips...and the slide is perfect.
And the new sight (AmeriGlo FiberRod green) is awesome
Only issue: the old sight has the shaft of the bolt still in it (with Loctite)...so it's probably shot.
Maybe I should buy another one and convert them to "night" earrings for the wife...
(ever wonder what it would be like to be sleeping with a radioactive