If you have a 64-bit processor (namely a AMD Athlon 64, AMD Opteron, Intel Xeon with Intel EM64T support or a Intel Pentium 4 with Intel EM64T support, but not an Intel Itanium), then you can install the public preview of Windows XP Professional x64 – it’s a free download, or you can order it on CD. It is, of course, time limited – you’ll have to install the final release when it’s released to carry on using it.
For everyone else, Microsoft’s February patches are on there way any time now – the bulletin summary, which has full details of the patches and what they fix, is already up,
however the patches have not yet propagated to Windows Update yet
Meanwhile, MSN Messenger has been down for over an hour now, with the MSN Messenger home page returning a runtime error. One of the patches affects MSN Messenger – it fixes a flaw in its PNG processing code which would allow remote code execution.