Ballmer, sighted in Palo Alto, was there for Yahoo meeting 1.01K Owen Thomas 05/03/08 08:10PM Filed to: confirmed confirmed Yahoo Acquisitions Kevin Johnson Microsoft nerdspotting Steve Ballmer Valleywag A Valleywag tipster spotted Microsoft CEO Steve Ballmer and fellow executive Kevin Johnson in Palo Alto on Wednesday. Kara Swisher now confirms they were in California for a meeting with Yahoo. [BoomTown]