foldable flexible bridges (putting foldable+traversable in prelude) Re: Burning bridges

[Henning Thielemann]

On Tue, 21 May 2013, Carter Schonwald wrote:

> thats a wonderfully easy breakage, an eminently patchable one even. There will no doubt be much patching of
> many actively maintained libs around ghc 7.8's release anyways, so why not amortize that effort to improve
> prelude while we're at it? Thats a great time to improve things.

I still don't see, why Data.Foldable is less standard than Prelude. Both 
are in 'base'. The difference is just, that you have to import the first 
one and not the other one. If this is too much effort - why can't you 
teach your smart beginners using one of the alternative prelude projects?