David Gerard writes "Wikimedia, the organization that runs Wikipedia and associated sites, has moved its server infrastructure entirely to Ubuntu 8.04 from a hodge-podge of Ubuntu, Red Hat, and various Fedora versions. 400 servers were involved and the project has been going on for 2 years. (There's also a small amount of OpenSolaris on the backend. All open source!)"

Death Metal notes a Wired piece on the US government beginning the process of securing the root zone file. This is in service of implementing DNSSEC, without which the DNS security hole found by Dan Kaminsky can't be definitively closed. On Thursday morning, a comment period will open on the various proposals on who should hold the keys and sign the root — ICANN, Verisign, or the US government's NTIA.

David Harry writes "Google is looking deeper into behavioral targeting of social network users with three more patents. A while back, one patent came to light in the poorly termed ‘friendrank’; Google could be profiling social network users. These three patents now bring the series to five in total."

Tim Anderson writes "Microsoft's Scott Guthrie, Corporate VP of the .NET developer division, announced that the open source jQuery Javascript library will be integrated into Visual Studio, the main Windows development tool. Further, Microsoft will treat jQuery as a supported product within technical support contracts, and will use jQuery to build new controls for ASP.NET, its web platform."