I'm not entirely sure Obama is the worst.
Not the greatest, bc that spying siht was pretty fucking bad. At the same time, remember his endorsement video of Biden? He literally said that Sanders was the legitimate winner but eeeeeeh ok, Joe. Here's the obligatory endorsement?
I mean, no. I'm not about Bernie, either. However, if we are about saying "No more fuckery" he DID shine a (dim) light.