svonkie writes "Two prominent IP lawyers have warned that the all-pervasive General Public License version 2 (GPLv2) is legally unsound. They claim GPLv3 and AGPLv3 are much better suited for the realities of modern open source software. 'If you go back in time to when GPLv2 was written, I don't think people were aware of just how ubiquitous this license would become and how closely scrutinized it would be,' said Mark Radcliffe, partner at the firm DLA Piper and general counsel for the Open Source Initiative (OSI). 'At that time, open source was not something as broadly used as it is now.' Radcliffe was joined by Karen Copenhaver, partner at Choate Hall & Stewart and counsel for the Linux Foundation, for a GPL web conference hosted by the license-sniffing firm Black Duck software"