Blizzard abandons its DMCA threat over an unofficial WoW guide. Europe is giving Apple a hard time over iTunes. Microsoft has just wrapped up code for its supercomputer version of Windows.

The software maker said Friday that it has finalized the code for Windows Compute Cluster Server 2003, which is designed to allow multiple servers to work together to handle high-performance computing (HPC) tasks. Such work, long handled by systems from SGI and Cray, has increasingly been tackled by Linux clusters, though Microsoft has been planning its entry for some time.