Charles Haddad tackles Microsoft Office v.X again in this week’s “Byte Of The Apple” column for BusinessWeek Online. After concluding last week that “Office 2001 runs a tad more sluggishly perhaps, but it’s rock solid in OS X. And, from what I can tell, there isn’t much functional difference between the 2001 and Office X versions,” Haddad offers more praise and discusses the significance of Office v.X.