[gamblor956]

A lot of people didn't read the article before commenting.

1) This battery is not affected by hydrogen embrittlement, in which hydrogen reacts with metals to form hydrides, and is not explosive like compressed hydgrogen, because it stores hydrogen in the form of metal hydrides (but note that hydrides are still very flammable). They did not disclose what metal(s) are used for storage.

2) They don't have a factory, but have been in talks to outsource the actual manufacture of the utility-scale version of the product.