Knuckledragger

Sadly, I am not the Dan in question.

She's rubbing someone's neck. What did you think she was doing?

Salty is right. The 70-200 F/4, in both IS and non-IS is sharper and has better color transmission than the 70-200 F/2.8 (IS or non-IS). The 70-200 F/2.8 II is currently Canon's sharpest zoom. It has pretty impressive color transmission, as well.

Related:

You weren't taken with the 85L, VPI? What didn't you like about it? The weight? The glacial focusing speed? The battery drain? The extremely vulnerable front and rear elements?

That appears to be a refurb 5Deuce.

Good lucks, Yikes. If you can't land a high end audio job, maybe there's employment for you in THIS sector:

^ Best dog evar. The 2011 Senate.

x2. This thread has been a fascinating read for me, and I'm an utter neophyte when it comes to the Dark Arts of Soldering.