Japanese designer Yasuhiro Suzuki created a giant zipper-shaped boat that gives the illusion of unzipping the water as it moves.

https://lemmy.ml/post/45237537

Great, another useless toy for the wealthy to spend their excess money on, instead of paying their employees, or their taxes.
Um, you can 3d print something like this super easy.
Wait, how big is this boat?

It’s only a model…

Shh!