Gregory's ServerSpace elevators; potential for room-temp superconductors; shells for fusion reactors; building materials that don't degrade, survive earthquakes with ease, have strong temp control features. Airplanes that are lighter and more durable.
And it's created cheaply by *upcycling* one of the *worst pollutants in the world* and produces minor CO2 as a byproduct which can be mitigated, and is widely considered the holy grail of materials science.
Changes everything (if true lol)