Google drew more comparisons to Apple again on Friday after it opened its first retail presence in the UK. The store-within-a-store, located in the PC World in London's electronics-friendly Tottenham Court Road, exists primarily to sell Chromebooks. The search firm's UK consumer marketing head Arvind Desikan told the London Evening Standard that it was an acknowledgment retail sales were key to selling notebooks, especially for those using a new platform like Chrome OS.