Should Button Copy Signs Come Back?

[Scott5114]

https://www.google.com/maps/@35.3926871,-97.5739165,3a,42.9y,354.94h,100.28t/data=!3m6!1e1!3m4!1shxH84Nlqf7jix9WQNAMTaQ!2e0!7i16384!8i8192

[ErmineNotyours]

So close!  Button copy legend, but non-button copy shields.

[flaminhotfrank]

I think they should. Button copy lasts eons compared to retroreflective sheeting. If CalTrans just washed them every once in a while and could replace the missing buttons, they could waste even longer.