This has been brought up several times in this thread, but none of those bytecodes is sufficient. LLVM is not platform-agnostic, JVM/IL are sub-optimal for lang

This has been brought up several times in this thread, but none of those bytecodes is sufficient. LLVM is not platform-agnostic, JVM/IL are sub-optimal for languages like C++. None of those platforms' security models are as good as the web's, either, nor are their runtimes able to work well in that context.