Comment by jdiff

He is doing that. Or to be pedantic, he has, and would if he relicensed.

> It's pretty easy to figure out someone's hosting service and put in a DMCA request. I've had to do it in the past for some stolen data that was posted online, and it's fast and effective. I'd of course try to contact them first as well, but when that failed I'd have quick recourse.

The same question was posed in the comments on his article.