[Quarrelsome]

> the number metadata would be encoded in the sign.

Oh yea that's not going to backfire at all is it? Lemme just work out how to frig it to state the max speed limit is zero and create an automated car pile-up.

[kingsuper20]

It's been done before.

https://screenrant.com/wp-content/uploads/2016/08/coyote-pai...