Welcome to a new Wait But Why thing: the mailbag. We don’t know when an upgrade causes you to cease to exist because there’s no clear answer to what makes you you. – Akshat V. (Bangalore, India)Say two people want to find the love of their life, Person A and Person B. – Katie S. (Russia)Stupid is when you don’t know that much about anything and you feel like everyone else does. ___________If you’re into Wait But Why, sign up for the Wait But Why email list and we’ll send you the new posts right when they come out.