Sure, I follow it but HotSpot is state-of-the-art, so if you follow that team then you're basically following GC research already. There's a little to be found

Sure, I follow it but HotSpot is state-of-the-art, so if you follow that team then you're basically following GC research already. There's a little to be found in academia, but only rarely these days. The implementation cost to get to the cutting edge is too high.