[WJW]

Yes, those are both solved problems. The blades do not in fact "break a lot" in the first place, and manufacturers can recycle old blades at the end of their lifespan into materials for new blades. See for example https://www.reuters.com/business/sustainable-business/end-wi..., which you could easily have found with a single google search.

[pyrale]

The paper you quote is a press release from 8 months ago that claims to have research project that allows blade recycling. It's far from a mature industry ecosystem.

[edhelas]

> The new technology *will "be* a significant milestone

> The project *aims to develop* the technology for industrial scale production *within three years*

Still waiting for Elon Musk "next year AI will drive your Tesla" 2016 promise.