Investors perhaps expect Plug Power stock to explode if and when a green hydrogen boom arrives, but will it?After crashing 24% in August, Plug Power (PLUG 1.55%) stock is going ballistic and just clocked some solid weekly gains -- it was up 25.5% at its highest point in trading this week through 9:40 a.m. ET Friday, according to data provided by S&P Global Market Intelligence.The green hydrogen industry is still in its nascent stage, but more companies and economies are recognizing green hydrogen's potentia ...