[esens]

The owner also goes around suing people regularly: https://insight.rpxcorp.com/entity/1308032-wsou-investments-.... Thus you definitely do not want to touch that technology in a commercial product.

Although it does seem like it expires next year. Sweet!

[DonHopkins]

Sounds like a good theme for a Patent Expiration Hackathon!

A great project would be to upgrade the Blender Noise Texture Node, by adding a Perlin/Simplex switch:

https://docs.blender.org/manual/en/latest/render/shader_node...