The system might use a smart identity card, or a digital credential linked to a specific computer and would authenticate users at a range of online services.
Waiters, keen observers of humanity that they are, are catching on to this; in one poll, a full 30% said they didn't believe the job they did had any impact on the tips they received.
It ACTS as an integrating device for a variety of often disconnected corporate programmes, such as quality, re-engineering, process redesign and customer service.
The attacks use the electronic equivalent of ringing the site's doorbell and running away: the targeted site's server wastes its resources answering the call.