Microsoft on Tuesday made it official: the retail prices for Windows Vista that Amazon.com leaked last week are, in fact, what the Redmond, Wash. developer will charge for its next operating system...Microsoft spelled out the upgrade and full version prices for four retail editions:
-- Windows Vista Home Basic: $99.95 (upgrade), $199 (full version)
-- Windows Vista Home Premium: $159/$239
-- Windows Vista Business: $199/$299
-- Windows Vista Ultimate: $259/$399 ...