Look at movies that go through film festivals like Cannes or Sundance.

There’s been great movies made, not all movies are giant studios trying to maximize profits.

Data is data, you could store anything there. The question is if this would eventually reach some sort of consumer market. By the looks of it it’s in a very early stage (where all equipment to read and write is still in RnD phase) so it’s not where you can have a sata cable attached to it in your pc.

Why comment without even reading the article?

The article states this was a hobby of his and he won’t be defending it as it would entail financial cost of mounting a legal defense.