[virtmach] Implementing VMs efficiently

[Belldandy]

> 
> Personally, I think bytecodes are a staggeringly bad idea for most VM use;
> they take too much space and carry too little information.  The only place
> they're reasonable is in constrained memory (where there's not enough room
> to unpack a slimBinary).
> 
> -Billy

  I thought Java was originally designed as a language for appliances
  (Oak age), with probably embedded conrollers with limited resources.
  That might explain.