Buying a 24-70 for APS-C
Buying a 24-70 for APS-C I was drooling over the Sigma 18-35mm 1.8 for the past few months and now that I finally have it, I realize I almost never use the wide angle 18-24mm range. I don't want to carry an extra 50mm lens every time I go out to shoot, so I was thinking into reinvesting in a 24-70mm 2.8. Are there any downsides to this? Using full frame lenses on crop b...