I think TCL does an opaque thing, everything "is" a string, but if you don't use it as a string, it's actually stored in some optimized format. Then it converts

I think TCL does an opaque thing, everything "is" a string, but if you don't use it as a string, it's actually stored in some optimized format. Then it converts back to a string on demand I still prefer Lua personally. Their type system is easy for me to understand