If you've been wondering why Windows Vista has taken a long time to reach Beta 1, we can now tell you why: there are seven separate editions of Vista headed your way. OK, that's not the reason for the delay, but how else do you introduce that many OS versions, without invoking Snow White & friends? Join me know as I romp through the various editions, many of which you'll see are just barely differentiated. First up, there's Starter Edition, which like XP Starter Edition, is a crippled (and lame) product aimed at the two-thirds world. It will limit users...