Most people aren’t at their best when being booked by police. Swartz was exactly at his best: asserting his rights in a casual, shlumpy posture that disarms his opponents without insulting them. Able to defy authority one minute, and joke around with it the next, the booking video is an exhibit in miniature of the qualities that made Swartz such an effective activist, and makes his loss such an enduring shame.

“You seem like a good kid, man,” the booking officer remarks, near the end of the process.

“I think I am,” says Swartz.