Serious... i use the E510 and have 50mm f/2.0 and 35-100 f/2.0. i have a lot a peers who use E-3 and f/2 lense (14-35, 35-100), some of them also admit that Olympus AF can be and should be better.
btw i love my gears but let me repeat it again Oly AF sucks especially with f/2.0 zooms but when...