Previously, they’ve stated that they raised merely to give customers confidence that they are in it for the long haul. You don’t want to buy racks from a company that won’t be around tomorrow. Raising money is likely being used to create a war chest, with some amount of it being used to grow the team and operations, to fill demand, and support their customers. Those functions have to grow sustainably, but the demand also signals to investors that it’s working, and continued investment is a good move.

In reality, it could very well be investors just saying “we’re so happy with how things are going, we want more, take our money!!!”