It looks like it's just taking the place of having to attach an event to the radio button, doing a lookup on the sibling #find_me element and manipulating it's

It looks like it's just taking the place of having to attach an event to the radio button, doing a lookup on the sibling #find_me element and manipulating it's style via JS. These types of things are great, the more we move away from JS DOM hacks the better.