With the diversity of the wish list perhaps M should simply include extra blanks so, like mac147, we can get them engraved. Or, offer a bespoke service which I expect would cost more than a fiver a shot.

Cliff

Main system - Sources (Kodi-HTPC, Vero 4k, FireTV, Sat) into Trinnov Altitude 32 (8-16) (+Roon), Trinnov Amplitude 8 amp & Vivid Audio (Giya G3, V1.5) and REL Stentor III speakers. Others: F80 + Raspberry Pi and other Pi systems.