Well, within Windows 7 this is available without purchasing software (Nero and Roxio are both good products I’ve purchased in the past). I find this to be of substantial value.
This WindowsTeamBlog article Burn ISO Images Natively in Windows 7 explains it nicely and has some helpful screen shots.
In our quest for deploying Windows 7, one of the challenges in my department will be retaining compatibility with legacy applications. We intentionally skipped Windows Vista and are running Windows XP almost exclusively. This article from WindowsNetworking.com describes Windows XP Mode for Windows 7.
From the The Engineering Windows 7 Blog – “Today marks an important milestone in the Windows 7 project. The Windows 7 team is proud to share with you that a short while ago we have started to release Windows 7 to PC OEM and manufacturing partners. This means our next major milestone will be the availability of PCs loaded with Windows 7 and store shelves stocked with Windows 7 on October 22, 2009.”
I routinely recommend Lynda.com to colleagues and friends. Today I went through about half of their course on Windows 7 RC. The individual that produced this is David Rivers and he seems to be a really top-notch trainer, I was impressed with the density of information and how smooth he presents it.
The Windows7News.com site is ran by a couple of guys in the U.K. and Germany. I had to laugh out loud when I saw they have already started a section on Windows 8 news.
CIO.com has their online Windows 7 Bible, this may turn into something good.