1. My phone number is not public information. It's PII and protected, among other things, by GDPR. Phone numbers are also a huge pain to change, and (in my neck of the woods) it's become extremely difficult (and not entirely legal) to obtain burner SIMs.
2. Payment details, depending on the exact payment method, expire in the order of years. Someone as big as Google can easily correlate payments across a wide variety of services. Whether they are allowed to, and whether they do, is a different matter.
2. Payment details, depending on the exact payment method, expire in the order of years. Someone as big as Google can easily correlate payments across a wide variety of services. Whether they are allowed to, and whether they do, is a different matter.