Instead, it is an acknowledgment that top technical talent is spread out, and that people who are in high demand can pretty much dictate where they work.
If a retailer is big enough and powerful enough, it can often dictate that new technology be used along the supply chain to work seamlessly with its own cutting-edge POS system.
It is less common to dictate an entire speech for another elected official or speaker who doesn't work for their administration, said former aides to public officials and political observers.
Although there are no moving parts to go wrong, the law of averages seems to dictate that some of the myriad components will occasionally fail, and scientists who work regularly on computors rely on the machine being available for at best only 80 per cent of its theoretical working time.