[Moonman62]

There’s still a long way to go before useful commercial devices of this type can be fabricated.

...

But they’ll do an article on it anyway, and put the important info at the bottom.

[ProtectOurFreedom]

This is but one of many, many ways to make printed electronics. I consulted for a pioneering printed electronics company about ten years ago. The tech has come a long way and is being used commercially in many areas that you never see. For a recap, Google "printed electronics."

Here's a good place to start: The Top Printed Electronics Blogs: 51 of the Best Blogs, Online News Sources and Publications on Printed Electronics Technologies, May 31, 2017 by Shelly Stazzone.