Heck yes. Existence of many Let's Plays is necessary (but not sufficient) to prove we're actually doing our job.
I'm peripherally aware of the mechanics of what I have to do to get Big Daddy G to be OK with this, and it's on my checklist. (Not asked, but the answer to "Are you OK with people monetizing those videos?" is "We have no objection to it but if you are both capable of programming and motivated by Youtube CPMs please let Patrick buy you dinner and explain how many astoundingly better options there are in life.")