Well the previously mention tech. advances gives us the capacity to pin point the drill, for starters.
And I'd project that the drilling tech. has also benefited over time.
ie ASXPEN - ISR U308 from aquifers under other freshwater aquifers, and sleeve one to protect the other.
No x promotion, just an example of previous difficulties overcome, and JMHO.
BRB Price at posting:
23.5¢ Sentiment: Hold Disclosure: Held