> But if 2g is insecure, there's not a single peep from networks or phone manufactures or Google or Apple about phasing out 2g. There isn't even an option to disable it.

Good news I guess: AT&T turned off their 2G in December of 2016: https://www.att.com/esupport/article.html#!/wireless/KM10848...

It caused a bit of a stir in the alarm system market, because so many of the alarm panels connected to the home office via embedded 2G modems.