Your future password will be your pulse. The Nymi is a wristband that you can tap

And as fingerprints, they can be replicated.
Go ahead though, it's always fun to mess with new things :D

What happens if you really need to get your money for something, and your pulse is really really fast, so it doesn't recognize it and now you have a prod alert?

What if you get fitter or fatter, won't it change?

Stupidest shit I've ever heard and completely false

wouldn't it be.. really, really, really hard work to get every single person on the world wear one of these?

pacemakers

Why bother, when your bank accounts are protected in the case of unauthorized use?