(Reuters) — An anonymous fan of Warren Buffett agreed to pay $2,679,001 at an online charity auction to have lunch with the billionaire chairman of Berkshire Hathaway Inc. The winning bid came in the closing seconds of the five-day eBay auction, which drew 41 bids before ending on Friday night. It was lower than the record 3,456,789 bid in similar auctions in 2012 and 2016.