Time to rant: I give you a long, thorough and honest review of Windows 8.1 Preview (Beta) edition, 64-bit version, tested on a T400 laptop with 4GB RAM and SSD, including installation with no easy upgrade option, mandatory online account setup, look & feel, changes from Windows 8, boot to desktop, Start Menu icon, Store, Task Manager, Startup items, tips on how to create local account, how to disable the Start Screen with Classic Shell, other privacy, security and consumer implications, future consideration, and more.