Does another competitor have better technology than DSTI saw this post on GBU Board https://www.stockhouse.com/companies/bullboard?symbol=v.gbu&postid=28174881
(Read This Gabriel Resources. May be Your Solution
https://www.mining.com/scientists-develop-technique-reduce-cost-environmental-impact-mining-precious-metal/)
Scientists develop technique to reduce cost, environmental impact of mining precious metal