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Billionaire Warren Buffett is making money for charity through the auction of a high-tech signed portrait of himself.
The bidding has already topped $30,000.
The auction started earlier this week and is open to bids until Buffett's 92nd birthday on Aug. 30.
The portrait of Buffett, created by Motiva Art, features a grid of letters over the picture that light up to spell out several of the legendary investor’s famous quotes.
WARREN BUFFETT'S FINAL CHARITY LUNCH SETS EBAY RECORD