I didn't attend the show, but Sage Francis did say that that was his worst performance in years. He wasn't pleased with his set at all. I'm sure you're aware, but he's got a new album coming out in the beginning of May, so I'd expect that he'd play mostly new stuff for a while.
Speaking of hip-hop festivals, have you seen the lineup for Rock the Bells this year? Ridiculous! I generally prefer single shows to festivals, but if it was at all possible for me to attend, there's no way I could pass it up this year. Here's the flyer: