The connected cars that dominated CES in Las Vegas are likely to drive their way to Barcelona as will connected bicycles.

BBC: Barcelona welcomes 'smartphones for the masses'

One major step forward was taken last week on a motorway outside Barcelona - the first-ever test drive of a road train among other road users.

ENGADGET: Volvo's driverless road train in Spain is public mainly on the plain (video)

Truck drivers heading from Hamburg to Barcelona serviced by Deutsche Telekom will automatically continue accessing their data through local providers as they drive across France and Spain.

FORBES: How To Convert A Smart City Atheist

Messi had been Barcelona's outstanding performer, and he almost put them in front with a stunning curling drive after 72 minutes that rebounded to safety off the bar.

BBC: Chelsea 1-2 Barcelona