Agreed. List functions stringifying everything in sight is really inefficient and error-prone, and definitely one of the things that I dislike about Tcl. For

Agreed. List functions stringifying everything in sight is really inefficient and error-prone, and definitely one of the things that I dislike about Tcl. For most purposes I've used it, the convenience of the language outweighs its problems, but I've thought about rewriting some of Tcl to fix the minor annoyances like these.