4. In the long-run: Incentive system needs to be set up to expand the set of community full nodes that enable RPC calls. So users can switch to these nodes in their wallet as need be
4.从长远来看：需要建立激励机制，以扩展支持RPC调用的社区完整节点集。因此，用户可以根据需要切换到钱包中的这些节点
4. In the long-run: Incentive system needs to be set up to expand the set of community full nodes that enable RPC calls. So users can switch to these nodes in their wallet as need be
4.从长远来看：需要建立激励机制，以扩展支持RPC调用的社区完整节点集。因此，用户可以根据需要切换到钱包中的这些节点