You don't need a VM for a "write once run anywhere" environment at all. That's the whole point of high level programming languages like C and Fortran. The innov

You don't need a VM for a "write once run anywhere" environment at all. That's the whole point of high level programming languages like C and Fortran. The innovation of having a VM to run everything in is to be able to compile once and run anywhere, which is only valuable to people wishing to hide the source code from the people running their software (malware authors).