Main discussion is here (https://github.com/ghc-proposals/ghc-proposals/pull/10).

BTW, I prepared a conceptual web page about following.

> Furthermore, we provide a simple search box for multiple wiki sites.

> (Please wait for a while. I'll prepare simple-conceptual demonstration with web.)

Here is a rapid prototyping for searching multiple wiki sites. [1]

[1]: https://takenobu-hs.github.io/haskell-wiki-search

Regards,

Takenobu