Wirelessly posted (Mozilla/5.0 (iPhone; CPU iPhone OS 5_0_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9A405 Safari/7534.48.3) I bought an open box 2010 mac mini from best buy. So I go home to find the o.g. Owner never logged out. I tried to repair it with provided disk but their snow leopard and he upgraded to lion before returning it to best buy. I get a message saying disk unbootable.