[Frozenlock]

It's the little things, but I read

> Hindsight is 2020

as "Hindsight is two thousand twenty"

I would invite the writers to use '20-20'.

[erikwiffin]

The expression comes from a measurement of visual acuity, the correct notation would be 20/20.

[Frozenlock]

Or that. Really, anything else than 2020.