[donovanm]

Getting everyone to come to a consensus on what should or shouldn't be included would be very difficult. Then there's also the issue of backwards compatibility. At the end of the day they're opt in so you can just simply not use them.

[bunderbunder]

Optimizing individually for every individual has a tendency to de-optimize the community as a whole.

This is one of those things that seriously limits Haskell's growth. It's something for new users to bounce off of, and that contributes to Haskell's reputation as a write-only language.