Just including the highlight (lowlights. . .) excerpts below the article.
https://www.bloomberg.com/news/articles/2017-05-06/buffett-says-thesis-was-flawed-on-ibm-he-blew-it-missing-google
Warren Buffett, who long shunned investments in technology stocks and then made an ill-fated bet on IBM, said that mistake shouldn’t discourage wagers on the broader industry.
“I thought it would do better in the six years that have elapsed than it has,” Buffett said of International Business Machines Corp. Saturday, at the annual meeting of his Berkshire Hathaway Inc.
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Buffett said time will tell about whether his recent wager on Apple is smarter than the 2011 IBM investment. He stressed that the companies have different types of customers, so each stock requires unique analysis.
“They are two different types of decisions, and I was wrong on the first one,” Buffett said.