By Hitesh Gandhi( @hgandhi ) and Qi Zhao Introduction The Sponsor amendment ( XLS-68: Sponsored Fees and Reserves ) introduces a way for one XRPL account to pay transaction fees and owner reserves on behalf of another account without taking custody of that account's XRP. This lets exchanges, wallets, token issuers, and applications simplify onboarding by covering network costs for their users while those users retain full control of their keys and accounts. XLS-68 supports ...