Cappy McGarr

What will he do next? We are not talking about 89-year-old oil tycoon and philanthropist T. Boone Pickens. He has his famous, 65,000-square-foot West Texas ranch, Mesa Vista, on the market for $250 million. Who knows, could be sold by now. Now he has sold his Preston Hollow mansion, listed with Dave Perry-Miller and Ryan Streiff.…