Adding insult to Sony Ericsson's injurious bottom line, Carphone Warehouse and Phones 4U shops (the UK's largest mobile phone retailers) have halted sales of the SE's Symbian-powered Satio handset after a high number of customer returns and complaints. A "software glitch" reportedly causes Sony Ericsson's flagship device to power down when users try to access certain applications -- unfortunately, the issue can't be patched via an over-the-air update. A little digging into CPW discussion forums reveals multiple complaints of freezes, crashes, under-performing batter