Sometimes it makes sense to make a big bet on building some complex software that might take months or years to build, with lots of moving parts, but once compl

Sometimes it makes sense to make a big bet on building some complex software that might take months or years to build, with lots of moving parts, but once complete solves a big problem. That is software that is "hard tech". If and only if, a market for such a software still exists and continues to grow when you deliver the product.