This tech stock checks many of the important boxes that Buffett and his managers often look for.After leading Berkshire Hathaway (BRK.A +0.99%)(BRK.B +1.10%) for 60 years, Warren Buffett is stepping down as CEO at the end of this year at the age of 95. During that span, Berkshire Hathaway has become the poster child for conglomerate holding companies and has been a routine market-beating stock for its investors.Leading up to Buffett's departure, Berkshire has been making moves, primarily on the selling side ...