My guess would be that immutable clojure is still faster than say mutable ruby though.
I don't think anybody is arguing that trie lookup is faster than array lookup.
But when it comes to passing data between parts of the system, zero cost copies are much faster than copying buffers or objects.
I don't think anybody is arguing that trie lookup is faster than array lookup. But when it comes to passing data between parts of the system, zero cost copies are much faster than copying buffers or objects.