title: Name of the spinning load/wait/buffer animation
body: <p>You see these things everywhere in both desktop and web development. Do they have a proper term or name? I thought I heard someone call it a "thumper" once, but Google doesn't seem to agree.</p>
  
  <p><a href="https://i.stack.imgur.com/wlZGP.gif" rel="noreferrer"><img src="https://i.stack.imgur.com/wlZGP.gif" alt="enter image description here"></a>
  
  <img src="https://i.stack.imgur.com/nwvi3.gif" alt="enter image description here"></p>
  
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  <p>Not really sure how to categorize this, since it's applicable everywhere.</p>