On progress, part two

I just forgot my keys in a restaurant. Which brings me to another future I am waiting for: when instead of the three things I have to carry with me—keys, wallet and cellphone—I'll need just the latter, and all the functionality of multiple physical tokens will be absorbed by a single one.

From a brilliant class taught by David Wagner and Ian Goldberg (it was a long time ago, so I might be misquoting):

In computer security, the best strategy is often to put all eggs in one basket—and watch that basket!

I'll never forget my cellphone in a restaurant if I need it to open my car.