That is why every startup wants your phone number.
Delete a Facebook or WhatsApp account after this integration and they'll keep your data, claiming it's used or needed for Instagram. The trend line couldn't be clearer. nytimes.com/2019/01/25/tec…
Each time a service requires a phone number, iOS could generate a new number. If Apple is serious about user privacy, this is the next frontier. The current one, really.
1. Yes, totally
2. App-based 2FA is too difficult for majority of FB users
3. In my particular instance, FB made a phone number (with verification code sent) mandatory, due to being admin of a large page. This won't apply to everyone.
What you can’t do now: 🔍❌ enter any phone number to “search” for matching profile/s
What you can still do now: 🔄🔍✅ Create an address book full of numbers, sync it to Facebook, and “look up” matching profiles