Inject a template in Starter

<div kll-ctrl="counter" kll-id="counter"></div>
<div kll-ctrl="sock" kll-id="sock"></div>

<div kll-ctrl="foo" kll-b="counter.count,sock.msg"></div>

Exemple

// ctrl/countDisplay.js
export const countDisplay = {
	//Execute if counter.count change (kll-b="counter.count,sock.msg")
	render(state, el, listen) {

		if(listen.key === "count" && listen.name === "countBtn") {
			// make thing if trigger by countBtn.counter
		} 
		el.querySelector('[data-type="count"])
		el.innerText = state.count
	}
}