Thomas is alluding to Maciej's frequent updates on Twitter, such as: *Yesterday ...

		patio11 on July 10, 2014 \| parent \| context \| favorite \| on: Pinboard Turns Five Thomas is alluding to Maciej's frequent updates on Twitter, such as: Yesterday the new Delicious owner asked me about “helping guide the product and vision” for the site. My vision is this: I crush them https://twitter.com/Pinboard/status/464744912433729536

I actually got a Pinboard account because I love his tweets so damn much.