I think Daryl is taking one for the team by running off with Merle. He knows better than anybody that Merle will clash with everyone else in the prison. He sided with Merle so he could lead Merle away from there. Merle will big time Daryl eventually and Daryl will respond by putting a crossbow bolt through Merle's noggin.
BLM is the big box store of race baiting. They've put the mom-and-pop Sharptons out of business - Aaron Berg