Palantir on Thursday sued two former employees who now work at Percepta, an "AI transformation company" recently launched by venture capital giant General Catalyst.Why it matters: GC has become one of venture's most ambitious firms, having recently bought an Ohio hospital and participated in a takeover bid for Janus Henderson. There's lots of IPO buzz.This could stain its story, even if GC never gets added to the defendant roster.Zoom in: According to a civil complaint filed in New York's Southe...