This lens was DOA. It really needs to be around 749$ for me to ditch my 24-105L.
This lens is badly overpriced for what it brings to the table. I think Canon is going to be forced to dramatically drop the price in order to sell these things.
Bodies: 6D, EOS-M (22/2 and 18-55)
Lenses: Rokinon 14mm 2.8, 35mm 2.0 IS, 85mm 1.8, 100mm 2.8L IS Macro, 135mm 2.0L, 24-70mm 2.8L II, 70-200mm 2.8L IS II, Extenders: EF 1.4xIII, EF 2xIII ; Flash: ST-E3-RT, 600EX-RT (x3)