The refresh button
The refresh button , was something rarely used but with the birth of mobile smart phone computing, refreshing is commonplace your; emails, messages, rss feeds, facebook posts, youtube subs, the list goes on.
Refreshing helps you physically get hooked on the pretense that something might popup. This compulsive action may start effect your hands, possibly pathing the way to RSI. No seriously how often do you see yourself or others in the train refreshing?
If that doesn't convince you ask yourself this:
If apps run in the background periodically, checking if new stuff is available. Why are you doing something that a script already is doing for you?
Here is an RSS reader I have edited to include no refresh button: