Let me first say that this is entirely speculation on my part, but if you look closely at Pavement's touring schedule, this really does add up:
In case you didn’t notice by now, the reunited band has a day off on the very same day FreeFest takes place. Logistically it makes sense since they cap off their four-day Central Park stint on the 24th before heading south to Atlanta on the 26th:
This would be one hell of a coup by Seth and IMP, and then when you throw in the fact that tickets will be free again this year, you’d have yourselves one hell of a collective head explosion in the DMV if this turns out to be true.