If you are talking to devices that you can't even access/control, REST is a better way of interacting with the sensors. RPC is out of the question because it ti

If you are talking to devices that you can't even access/control, REST is a better way of interacting with the sensors. RPC is out of the question because it tights implementation with the API. However if you talk to a client that you can control, it's up to you, if you want to use RPC then it's fine.