A reminder that tuples do not have a Foldable instance. You could try, but you'd get a kind error.
Replying to @mightibum
That is very obviously one, given by the kind of Foldable.
12:08 AM - 26 Apr 2018
0 replies
0 retweets
1 like
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.