<div dir="auto">Seen this before Paul MacD</div><div dir="auto"><br></div><div dir="auto">R,</div><div dir="auto">Alan</div><div dir="auto"><br></div><div>Air Bubble Characters Float Along This Unique Scrolling Display | Hackaday<br><br><br><a href="https://hackaday.com/2018/11/30/air-bubble-characters-float-along-this-unique-scrolling-display/">https://hackaday.com/2018/11/30/air-bubble-characters-float-along-this-unique-scrolling-display/</a><br></div>