Well, the box we designed with his sketches and hand writing is now live and for sale, at least.
That's right! It's finally here!
You can check it out here: https://www.etsy.com/listing/224024498/da-vinci-drawing-sketches-keepsake-dic
It's also possible to customize the box in various ways.
Aside from that, we're still working on perfectly our other designs, and getting them ready to go live as well.