Those who switch operating systems out of ideological disillusionment are liable to end up as disillusioned again as those who switch religions out of religious disillusionment. You may think the new one is more pure, but it's really just more novel to you. The old timers have been around for their own iterations of in-fighting and may be happy to see fresh blood but probably won't be happy to see rehashing of hardened partisan battles.

Linux hasn't lost its way, it has evolved over the past 20+ years as UNIX has evolved over the past 40+ years. So have the BSDs--all of them.