What happens when you share your phone number. Spoiler… It’s not obvious.

We rarely give it a moment’s thought. Consciously, or more often subconsciously, we have been accustomed to sharing a piece of personal information without a second thought: our phone number. Each of us, on average, punch in our digits to sign up to use apps and websites more than 100 times a year — and that’s just online. Our mobile phone numbers have become…