The awkward edge case in a consumer wallet flow is the first transaction: the user has the asset your application needs, but none of the chain’s native token. Asking them to visit an exchange or bridge before they can use the app is technically honest and often terrible UX. Account abstraction offers another option. A paymaster can cover the network fee while the user’s assets remain in their own smart account. That removes one prerequisite, but it also introduces a sponsor with policy contro...