[throwaway290]

Devil's advocate: If you already don't worry about exposing this info then why not just use Telegram or Signal?

[tylervigen]

Because AirDrop only exposes the info of the sending phone, not the receiving phone.

[Zuiii]

An iphone can be bought and emails can be registered without doxing yourself, so this info isn't strongly tied to your identity the same way a phone number is.