But if this reserve is 6-25 billion cubic feet, that’s probably just a drop in the bucket as annual global production is 15-20 billion cubic feet and US reserves are over 700 billion cubic feet.
Helium is abundant; it’s prices simply haven’t ever stayed high enough to warrant wider extraction from the gas supply. The last time we did that we produced the strategic helium reserve which has basically fed our consumption for 60 years!