This sort of thing has happened before( with laptops most notably). I don't see why they're acting like they have to replace a whole bunch of phones when all they have to do is replace the batteries.

If by pollution, you mean Mount St Helens erupting, then yes the infamous drought in Africa what's the result of air pollutants originating from North America. This is very old news.

Will this become vaporware like the ultrasound technology to remineralize tooth structures that came out from U of Alberta at Edmonton about a decade ago? Ultrasound mayby be a major yet under-realized(suppressed?) discipline of physical molecular creation, or in this case destruction. I'm not going to hold my breath, not even for one or two peer reproduced small mammal studies.