It said the testingwas conducted over " several year's "...Rome was not built in a day ...and as Peter said " slow & steady ".. like the turtle & the hare...the turtle won !..This means the other irons in the fire must have progressed such as the Si metals , maybe just as much ...Look at the fumed silica that didn't even register as a product of the QRR then FSR R&D a couple of years ago ...and more recent the replacement for fly ash used in the cement manufacturing industry...2024 has a ways to go....There will be more and more great news...uncleron is always right !..cheers