If I knew drivers in F2 / F3 the second it became announced that numbers would cease with the driver I’d internet started workshopping tag ID (collectively with emblems) around numbers. I ask 63 became an intentional need (as became 4 and 18). I’d are searching for to internet considered some of the most diversified alternatives!
Offer: I’m a model designer who worked in selling >10 years
ETA: Perchance Stroll became a retrofit? 15 is aloof on hand and that may perhaps perchance well well had been the evident need