Extinction

The language of the slot-machine industry:

There's a term bandied about at the trade shows: "extinction." We need to design for extinction, we need to reduce time-to-extinction, and so on.

What's extinction? That's the moment that the customer — the gambler sitting at the slot machine — runs out of money. The wallet, or credit card, is now "extinct." Mission accomplished.

Read more: The flip side of customer experience (Good Experience).