Sobig wasn’t quite as big as they feared: The second stage of the virus fizzled when folk disconnected the servers the virus had instructed infected PCs to download new instructions from, CNET reports. The experts feared that the software could be used to spy on the computers’ owners or launch another wave of spam. The Sobig series of mass-mailing computer viruses is believed to have been created by spammers or a group of online vandals that sell their services to spammers. Phew. For now.