There are some that have made amazing use of Mechanical Turk without actually getting caught - that is one vector I think the affiliate industry has greatly overlooked.
I'd much prefer to simply give them a link they can pass along instead of requiring them to click on a button off my website.
I was just about to write a basic referral system for my site but this looks like it fits the bill.
I'm going to give it a try.
We posted a bounty for the Python library this morning and it is already done, so I'm hopeful this can go quickly as well.
I guess it could work if you abstracted it enough so that it's not apparent to the worker, but it wouldn't be trivial to execute. Using VAs on Odesk might work better.