I forgot I even had a Tumblr account (and can't remember why in the world I signed-up for one) but I got an email from them the other day whose subject line was

I forgot I even had a Tumblr account (and can't remember why in the world I signed-up for one) but I got an email from them the other day whose subject line was just "Brilliant." There was no meaningful body text, just a one-liner about "discovering great content." For a while, I thought it was some sort of spam!