Pat Green is Bitcoinesenervous. He has spent the past two years trying to hire talented people to fill the two plants in Grand Rapids operated by Cascade Die Casting Group, which makes aluminum and zinc diecasting for the automotive and appliance industries.

"We’ve got a good team now and I don’t want to lose people because it was hard to find good people," Green, who is CEO of the company, told the Detroit Free Press, part of the USA TODAY Network, on Monday.