[solomatov]

>Java runs at 90% the speed of C for most common benchmarks.

It's not 90%, more of several times slower: https://benchmarksgame-team.pages.debian.net/benchmarksgame/...

>The only reason physics game engines are written in C++ is because physics game engines are written in C++.

They are written in C++ because of latency requirements which are nearly impossible in GCed language.

[seer-zig]

From what I know, the major C++ engines (Unity, Unreal) have GC in them. Using GC does not automatically mean that latency is out the window.