Bits

Twitter co-founder Jack Dorsey returns to  Twitter to oversee product development, even as one of Twitter’s other founding members cuts back his involvement – Reuters

Social media, video and mobile advertising pushed British online ad spending above 4 billion pounds ($6.4 billion) for the first time in 2010, an increase of 12.8 percent, the Internet Advertising Bureau said, according to Reuters

Gatorade, PepsiCo brand, has rebranded as G in the UK to appeal to more athletes and active consumers, as the brand moves toward a global identity. The rebrand is supported by a digital campaign and in-store activity – Brand Republic

Lastminute.com is launching a pan-European campaign to reposition itself as an online portal for entertainment, travel and leisure, and introduce a single brand message across each of its markets – Brand Republic
Facebook has hired Time Warner advertising solutions expert Mark D’Arcy as director of global creative solutions, effective in early May – The Hollywood Reporter