Doubtful that's the case. If you read his post, he recommends Ghostery several times. It just sounds like he ultimately didn't feel comfortable about making money off something that takes money out of other people's pockets:
"I still believe that ad blockers are necessary today, and I still think Ghostery is the best one, but I’ve learned over the last few crazy days that I don’t feel good making one and being the arbiter of what’s blocked...I suggest you use Ghostery on the desktop"