Did Sigma Do Better? The Panasonic 24-70mm f2.8 LUMIX Pro Review

For the past year, I feel like I've been singing the same song about the L mount alliance's glass offerings, and the Panasonic 24-70mm f2.8 LUMIX Pro is no different. Panasonic has engineered a top-notch lens in almost every way. But the issue has more to do with the camera system. While readers have said that the L mount system is pretty fast, we haven't had the same experiences at all. Everyone else has managed to pull ahead of the L mount alliance for autofocus speed and performance. I'd like...