Investors Take a Holiday  NEW YORK (Reuters) - Investors may pack up and leave next  week as the Republican National Convention comes to New York  and many on Wall Street take a vacation, draining U.S. markets  of volume and leaving stocks flopping around with little  direction.
IBM Unwraps Middle Tier i5 Server IBM on Tuesday unveiled the eServer i5 550, a new addition to its Power 5-based lineup that it #39;s aiming at mid-sized business. 