Why 4 digit Year?, still.

We do e-commerce friendly question, of sort

[blend27]

This one has me puzzled though.

Why do CC checkout processes still insist on buyer entering 4 digit exp. year for CC?

There are no cards, as far as I know, that would expire in 2100+ year and 1900+ are long over and past as of today.

Just saying...

[creeking]

once burned, 2000 times shy? (Y2K reference)