( April 16, 2026, 3:59 PM EDT) -- SAN FRANCISCO — The developer of “Bloxflip,” a website that allegedly allowed minors to gamble using “Robux” digital currency their parents had bought for them to use on Roblox Corp.’s gaming platform, filed an appellant brief to the Ninth Circuit U.S. Court of Appeals arguing that a federal judge improperly denied his motion to compel arbitration of parents’ claims against him for violating California’s unfair competition law (UCL) and other laws....