Bitcoin (BTC-USD) prices seem to want to settle somewhere in the mid to upper $60,000s. Prices have continued to test those levels over the past few weeks. We are also quickly approaching the next Bitcoin halving. The run-up in price is creating a grouping of must-own crypto mining stocks for blockbuster returns.Mining rewards will decline following the upcoming Bitcoin halving. That should make existing coins more valuable based on the principle of scarcity. It should also make the companies skilled in min ...