In reply to Philip:
> (In reply to peewee2008)
> [...]
>
> I disagree. I bought a 50/1.8 last week - it's going back. The AF is slow and the build quality is crap. I'm going to upgrade to 60D or wait for new model in Jan maybe and get the 40mm.
True, but this is why it's cheap, but it does take goood pictures for such a cheap lens, for portraits it's as good if not better than the 17-40.