Top ten: Firefox 3.0, Yahoo leavings, 'Net and politics

Mozilla servers were overwhelmed Tuesday after the company encouraged Firefox fans to download version 3.0 and help set a world record for the number of software downloads in a 24-hour period. Once problems were fixed, Firefox users complied, with more than 8 million downloads of the Web browser. No word yet from the Guinness Book of World Records about whether the effort will be declared a record. Meanwhile, the first vulnerability was verified within a few hours of the new version's availability. In other news, the list of top supercomputers was released with energy-efficiency calculations for many of the machines, more Americans than ever are using the Internet for information about the 2008 presidential campaign and more executives left or are leaving Yahoo.1. Firefox 3.0 released, servers overwhelmed and Mozilla logs 8... [read full story]