Because it would be ridiculous to make Facebook and Twitter part of that security perimeter. Relevant xkcd: https://xkcd.com/463/ https://xkcd.com/463/ ("You'r

Because it would be ridiculous to make Facebook and Twitter part of that security perimeter. Relevant xkcd: https://xkcd.com/463/ https://xkcd.com/463/ ("You're doing it wrong")