( June 4, 2026, 2:37 PM EDT) -- SAN FRANCISCO — The parents of minors who used “Robux” digital currency intended for use on Roblox Corp.’s gaming platform to gamble on third-party websites filed an appellee brief in the Ninth Circuit U.S. Court of Appeals urging it to affirm a judge’s refusal to compel arbitration of their claims against one developer of a gambling site for violating California’s unfair competition law (UCL) and other laws....