There is also a bundle of clever implementation which means the templates are aware of what parts are static and what parts are dynamic. So they can send optimi

There is also a bundle of clever implementation which means the templates are aware of what parts are static and what parts are dynamic. So they can send optimized changes, essentially small diffs, for the dynamic parts as they change. Often this means only sending the values for your text input field, not any of the markup for the field.