Apr. 8th, 2019

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We are mostly in type C now, both for consumers and businesses. Indexing would be type D. In the US, the last one of type A was back in the early 1970s. Arguably, China created a type A/B event in the late 1990s - export stimulating large-scale government incentives.
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REBCO becomes superconducting at temperatures of around 90-100K, rather than the 4K critical temperature of Iter’s magnets; this means that cooling can be achieved with liquid neon, hydrogen or even nitrogen rather than liquid helium, making cryogenics simpler and cheaper.

https://www.theengineer.co.uk/issues/august-2015-digi-issue/new-superconductors-raise-hope-for-fast-development-of-compact-fusion-reactor/


etc. http://news.mit.edu/2019/progress-practical-fusion-energy-0124
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“The existence of these diverse classes of RNA is evidence that there is no single physical and functional unit of heredity that we can call the gene,” he said. “Rather, the genome contains many different categories of informational units, each of which may be considered a gene.”

http://news.mit.edu/2019/evolving-definition-gene-gerald-fink-killian-lecture-0405

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