Most are startups that need the funds. Cointerra is a prime example. The owner was asked to join a company to build miners. Instead he refused the offer and started his own company. We all know how that fiasco went down. Delay after delay. Then it was a lower hash speed than advertised
The pre-order game is like Wimpy from Popeye famous saying. "I'll gladly pay you Tuesday for a hamburger today."