Button led the way in the opening practice session, but the second saw the field close up behind pacesetter, Sebastian Vettel.

BBC: Jenson Button 'needs' podium finish at Italian GP

Marketers have turned to the new field for insight (see: " In Search Of The Buy Button"), and such experiments could even shed light on mental illness.

FORBES: Magazine Article

Team boss Ross Brawn said he regretted not putting Button on a different strategy that might have enabled him to get further up the field early in the race.

BBC: I must find form, admits Button

In the original Kindle, you had a dedicated search button which would bring up a text entry field, then transport you to a page to select how you wanted to search, then to your results.

ENGADGET: Amazon Kindle 2 review

Now makes use of the data that Google and your phone can gather about your daily life and uses it to serve up useful information, spontaneously, in a stream of cards that is accessed by tapping the search field, or swiping the open button up.

FORBES: While Siri Wise-Cracks, Google Defines Smart Local Search