Do expiry dates mean anything?

I went to go make supper tonight, and was shocked when the Kraft Diner I was making came out dark brown instead of the traditional orange.

So I started to investigate whether KD can go bad. No firm answer has been reached, but as a bonus I came across this donations guide for food hampers.

It's all fairly basic stuff until you get near the end, and come across the following:

Things that we are always in desperate need of, but never (or rarely) seem to get them as donations:

* African-American hair care products (shampoo & conditioner made for A-A hair, straightening or curling products, etc.)
Ha ha ha ha ha ha ha ha ha!

No matter how poor they are, black women can't resist getting their hair curled!