I think the roles would be reversed when trying to make fast, small interactive software that people want to use. "Powerful" is interesting but clear, straight

I think the roles would be reversed when trying to make fast, small interactive software that people want to use. "Powerful" is interesting but clear, straightforward and fast is better. No web browser, database, video codec, or high end video game is written in scheme. At best it's inefficient ancillary software that someone wrote in scheme because they wanted to, not because that's what a user wanted.