@killap
I too was getting up to 5 encounters per square with version 1.0, but after installing 1.1 the problem changed substantially for me. The side effect of course being that if you saved enough and persevered through all the tedious encounters you are swimming in H&K CAWS that sell for...
Finally posting after being a long time lurker and fan of everything Killap has done for Fallout.
I did a clean install of FO2 with the expansion and all the options, and am getting random crashes that begin with trying to exchange the flint for the sharpened spear in Arroyo.
It crashes...