The upcoming New Year signals the usual calendar changeover, but this go-round the annual tradition seems to be wrought with more anticipation than Y2K: It marks the transition of power from George W. Bush to Barack Obama (polar opposites in many ways); an inevitable worsening of the already dismal economic forecast; and a business environment that seems all but doomed. In short, 2008 will be punctuated not with a period, but with a question mark.