Toby Neugebauer, chief executive officer of Fermi Inc., before ringing the closing bell during the company's Oct. 1 IPO.Victor J. Blue/BloombergPlenty of billionaires have been created by the artificial intelligence and data center booms—and now, the real estate underneath the data centers is generating ten-figure fortunes, too.At least three new billionaires joined the three-comma club on Wednesday after Fermi America, an Amarillo, Texas-based real estate investment trust cofounded by former energy secreta ...