by Rob Lever Agence France-Presse WASHINGTON, United States (AFP) — Amid a frantic rush to patch a computer security flaw, experts struggled Thursday to determine the impact of a newly discovered vulnerability which could affect billions of devices worldwide. Cybersecurity researchers called for computer systems to urgently install updates a day after the release of details of the so-called Spectre and Meltdown vulnerabilities affecting the chips powering most modern PCs and many mobile devices. Researchers […]