Billionaire Travis Kalanick, the founder and former CEO of Uber, has said he moved to Austin, Texas, last year—potentially avoiding a proposed California "wealth tax." "On December 18, I moved to Texas. I don't know what's so specific about December 18, but let's just say it's prior to January," Kalanick said on Friday in an interview with TBPN , billed as technology's daily show, adding that he was now a "primary resident of Texas." Kalanick is the latest of a string of ultra-wealthy