While I agree that Java is much better than most people think, it's not an alternative on low power systems for clientside work. Try running Java Minecraft on

While I agree that Java is much better than most people think, it's not an alternative on low power systems for clientside work. Try running Java Minecraft on a Raspberry 4 and you understand how. The why is complicated but the solution is to run Java on the server and C+ on the client... I'm still debating internally if I should port J2ME for scripting my 3D action MMO system but so far it is hot-deployed C with .dll/.so!