"zero measurable performance benefits"
Yes, because things like improved startup time, increased battery life etc are not measurable right?
"Windows 7 is a 'minor point-type of release, as opposed to a major update or rewrite"
And when did Microsoft claim otherwise? The whole point of Windows 7 has been that its built on the Vista SP1 (Server 2008) codebase and they are NOT trying to change too much. Which brings us neatly to...
"introducing new and potentially crippling compatibility issues"
Read above. They didn't change any of the basics so that there would be no incompatibilities (like those caused by a new driver model).
Of course, these articles purposely ignore all the UI and usability improvements the very same mags covered earlier, which make a very visible difference in daily use.
"Trust me. I know what I'm doing." -- Sledge Hammer