Tether CEO Paolo Ardoino released a demo video of the wallet development toolkit WDK on the X platform, showing key points of the product, including: 100% built by Tether, packaged UI components can be reused, about to be open-sourced, completely non-custodial, suitable for any platform/operating system (including mobile and desktop), supports USDT, USDT0, and passed security audits, etc.