"That sounds like the global optimum of what I want in a language." I'd love to see them pitted against each other on many types of programming problems with s

"That sounds like the global optimum of what I want in a language." I'd love to see them pitted against each other on many types of programming problems with same tooling and similarly-skilled developers. I want to know what differences there would be on large programs in terms of productivity, defect introduction, defect removal, and maintenance-level changes.