It's zero cost and zero effort to port someone's number out, or get a new SIM card issued for the existing account. I've worked with a bunch of streamers and Y

It's zero cost and zero effort to port someone's number out, or get a new SIM card issued for the existing account. I've worked with a bunch of streamers and YouTubers, and the threat model is such that people have shown up with professionally made printed fake IDs to attempt hijacking in an actual retail carrier store.