Robotic fish.
<video controls autoplay loop> <source src="https://diqn32j8nouaz.cloudfront.net/robotic_fish.mp4" type="video/mp4"> Your browser does not support the video tag. </video>
Previously:
https://www.homemadetools.net/forum/...602#post151673
https://www.homemadetools.net/forum/...945#post119885
https://www.homemadetools.net/forum/...705#post139905
https://www.homemadetools.net/forum/...275#post184987
https://www.homemadetools.net/forum/...850#post186822
