Webwire: KPN prepares Spanish sale; Buffet invests in IBM

KPN is seeking a buyer for its Spanish mobile operation, with Vodafone tipped as an interested party.
Stable financials from IBM have persuaded famed US investor Warren Buffett to take his first stake in a tech firm. Berkshire Hathaway, the holding firm of which Buffet is chairman, has invested $10 billion (€7.4 billion) for a 5.5% stake.
Computer maker Dell’s share price fell in after-hours trading yesterday after it warned sales will suffer as flooding in Thailand results in component shortages.
Genentech chairman Arthur Levinson will take Steve Jobs' place as chairman of the Apple board, following over a decade as a board member.
Sony has approached major US media firms as it mulls launching an IP-based alternative to cable TV in the US.
South Korea's SK Telecom has accelerated its LTE rollout schedule by eight months, and now plans to start offering services nationwide by April 2012.