Despite recent litigation activity, Samsung and Apple have been described as frenemies who share a love-hate relationship.[20] Samsung is a major supplier for Apple – first providing memory for the early iPod devices in 2005,[21] and Apple is a key customer for Samsung – in 2012 its component sales were thought to be worth in the region of $8 billion revenue to Samsung[20] – to the point where Apple CEO Tim Cook originally opposed litigation against Samsung wary of the company's critical component supply chain for Apple.[22]