"This journey is 1% finished: the first 750 million users are the easy ones"

So said Andrew Bosworth, chief engineer at Facebook, Palo Alto, at an IPA VIP dinner on Tuesday, in advance of the launch of the UK's first Facebook Studio Live.

Inspiring stuff, and a wake up call for advertisers. Continuous innovation is the name of the game. "Move fast, and break things" is the motto!