You're getting to performance left on the table. Unfortunately, java and the existing JVM jit compilers will not fold away all the abstractions (nevermind the

You're getting to performance left on the table. Unfortunately, java and the existing JVM jit compilers will not fold away all the abstractions (nevermind the allocations if you have capturing lambdas). Whether this matters is circumstantial, but for serious game dev it most definitely will.