> There was a single throw away line in WWDC that suggested they may have finally added this (depending on what they mean by “unknown” caller). I could be wron

> There was a single throw away line in WWDC that suggested they may have finally added this (depending on what they mean by “unknown” caller). I could be wrong, but I believe a "known caller" is someone whose number appears in your Contacts, or a number that has recently shown up in Mail or Messages.