Cloud Investing, Buffett-Style
For a way to invest in "cloud computing" without paying a stratospheric price, take a cue from Wall Street’s newest tech enthusiast: Warren Buffett.
Mr. Buffett, who has long avoided computing stocks while favoring railroads, soft drinks and insurance, announced this week that his Berkshire Hathaway has amassed a $10.7 billion stake in International Business Machines, making it the second-largest shareholder.
Last year, the century-old tech giant announced a goal to boost yearly cloud-computing revenues by $3 billion by 2015, to $7 billion. That is a sliver relative to its current total revenues of $106 billion, but it is an important source of growth…

