Weird, I get assim 1/100000000 like today. Pimped my prot set a bit used like 50-75 stones including 20% and 30% stones and got no assimilation. I'm pretty lucky I guess.

BTW: Crit 4-2 isn't that bad. For example friend of mine his crit 8 went to crit 2. Took him like 80 mil to fix it back to 8.