2 posts and columns on in-place upgrade

Touch-Screen Laptops, iPhone Apps, and Vista Ultimate

in Mossberg’s Mailbox on September 30, 2009 at 2:44 pm PT

Walt Mossberg gives advice on touch-screen laptops, iPhone apps, Vista Ultimate.

Deciphering Windows 7 Upgrades: The Official Chart

in Mossblog on August 4, 2009 at 8:09 pm PT

Over the past two weeks, I’ve explained some of the challenges and limitations that will be involved in upgrading an existing Windows XP or Windows Vista PC to the forthcoming Windows 7 operating system, due out October 22. Several readers asked me to publish a chart showing which current versions of Windows could be easily upgraded to which planned versions of Windows 7, and which couldn’t.