Great article. My favorite example of these Talmudic complexities is opensim (opensimulator.org), an MIT-licensed Second Life-compatible server that has a twist

Great article. My favorite example of these Talmudic complexities is opensim (opensimulator.org), an MIT-licensed Second Life-compatible server that has a twisted, Black Widow-like relationship with Linden's GPL-licensed client code. Before 2011, there was a nutty "6 month cool-off period" before any SL client contributor could contribute to Opensim: http://justincc.org/blog/2011/06/30/announcing-the-overte-foundation-for-opensimulator/ http://justincc.org/blog/2011/06/30/announcing-the-overte-fo...