A certain vintage of Apple adapters have plastic posts where the ground would otherwise attach. This image is iPad 10W adapters, but the same follows for some o

A certain vintage of Apple adapters have plastic posts where the ground would otherwise attach. This image is iPad 10W adapters, but the same follows for some older iBook/MacBook chargers: https://qph.ec.quoracdn.net/main-qimg-05fa7f5f0e6ce0dc43bf8c4124459cae?convert_to_webp=true https://qph.ec.quoracdn.net/main-qimg-05fa7f5f0e6ce0dc43bf8c...