Peter Kafka

One sign that ad blocking may be moving from a niche activity to the mainstream: Investors think that ad block blockers could be a good business.

He replaces -- at least for now -- departing COO Rob Wiesenthal.

The media industry vet moves to the helicopter-for-hire business.

At Code, the CEOs of Twitter and Twitter-owned upstart Periscope talked about content ownership and privacy, and the pressure of being a CEO in a volatile industry.

Apple’s rates will be competitive for artists.

That was quick.

BuzzFeed’s main brains say the site still gets lots of traffic from cats -- and dresses -- but is increasingly doing high-impact journalism on multiple platforms.