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> There's a (sometimes massive) cost in time and money, and expertise can get unbelievably niche.

This being a potential trillion dollar business I wouldn't worry about expediency in pursuit of it's veracity

The promise of future trillions doesn't help when you need, say, 300k right now, not to mention that you can't pull requisite expertise out of thin air.

Again, replication is crucial. It's a Good Thing. It's just not a trivial thing that we can expect to "just happen".

300k is nothing given the potential profit of this idea working. Tesla probably spends more than 300k on R&D every week.

Well unless you are going to fund it personally, there are hundreds of universities with the capability and the corporate relationships and the fiscal motivation to do it. Furthermore there are a lot of R&D labs in this sector with the capability in private hands.

The point was this: the paper was _just_ published and people seem to forget that securing funding takes some non-zero amount of time.

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