A better balance would be to build the webapp in hybrid mode, some logic can be run by client-side javascript. Only the event handlers that rely on data from th

A better balance would be to build the webapp in hybrid mode, some logic can be run by client-side javascript. Only the event handlers that rely on data from the server needed to be sent to the server. In this pixel paint demo, the state and reaction of "changing the pen color" can happens locally: https://github.com/beenotung/live-paint/blob/dd3b370/server/app/app.tsx#L104-L178 https://github.com/beenotung/live-paint/blob/dd3b370/server/...