[chriskw]

I originally set it up like that, but felt having to explain that you need to subtract 2000 before doing the binary conversion was unnecessary and kind of distracting

[twic]

You could have them be Cambodian wines, dated according to the Kampuchean revolutionary calendar. That way, you even get a year zero.

[NooneAtAll3]

instead of subtraction, the true reason is that every year was marked by N-gon - and we have no idea which year is represented by each shape