$40,000 dollars sounds cheap
Or, consider the average salary of a programmer with enough operating systems knowledge to write this.
But then, supply and demand is a strange thing.
Otherwise it would make more sense to just run it themselves -- although that would of course expose them to [more] legal risk. Reminds me of bitcoin mining -- can you make more money selling ASIC miners or just mining BTC with the ones that you've built?
How many hours does it take a doctor to remove your appendix? Is that a relevant metric to judge or place a cost on?