I would compare it to shortages of 22LR ammunition caused by spikes in demand (primarily resulting from recent presidential elections). Manufacturers do not wa

I would compare it to shortages of 22LR ammunition caused by spikes in demand (primarily resulting from recent presidential elections). Manufacturers do not want to invest in increasing supply during such a spike, because their margin is practically nothing. The cost of starting a new factory line probably will not be paid off before the spike subsides.