The authors – D Farmer, @camjhep, @PennyMealy et al – list technology and policy options
science.sciencemag.org/content/364/64…
Here is the section from the paper:
![](https://pbs.twimg.com/media/D4HM8B4XoAEXjfw.jpg)
improvement of different technologies and then favor those for which evidence suggest that there is a big possibility that scale-up can drive down costs.
@ramez made similar points in the last weeks.
![](https://pbs.twimg.com/media/D4HOR-iW0AcAz3O.jpg)