Daily question: Delayed impulse?

First came this:


It’s the hope that an enforced moment of sobriety or focus just before hitting that email Send button will prevent what you may regret later on:

When you enable Mail Goggles, it will check that you’re really sure you want to send that late night Friday email. And what better way to check than by making you solve a few simple math problems after you click send to verify you’re in the right state of mind?

Now this math-based lamp concept by designer Mingyu Jeung:


To turn on the lamp you need to solve a random math problem, even if it means doing a little calculation on the enclosing board to get the answer right:


In the physical world, we’ve had devices to delay impulsive behavior like alcohol breath analyzers in cars to prevent drunk driving or double keys to activate potentially dangerous devices. In the virtual world, this is somewhat new. Imagine overlaying carbon-emission preserving impulse-checks on all sorts of online transactions that may result in downstream physical activity, like packaging, transportation, size, consumption, etc.

Can you think of any “delayed impulse” techniques in the digital world?