The main barrier to the Stan Lee stuff is just that we can’t really manufacture it with any quality. The author really should have mentioned that. It sounds like they may have some personal stake in graphene, though, and could be going for “actually, it was a success all along”.
No new innovation lives up to the hype, and it is good to see that a lot of realistic uses were found for graphene.
The main barrier to the Stan Lee stuff is just that we can’t really manufacture it with any quality. The author really should have mentioned that. It sounds like they may have some personal stake in graphene, though, and could be going for “actually, it was a success all along”.