Pink Floyd’s David Gilmour and his wife Polly Samson recently launched a scathing attack on Roger Waters, calling him a “Putin apologist.” “Sadly @rogerwaters you are antisemitic to your rotten core. Also a Putin apologist and a lying, thieving, hypocritical, tax-avoiding, lip-synching, misogynistic, sick-with-envy, megalomaniac,” tweeted Samson. “Enough of your nonsense.” Gilmour liked the tweet…