My question is not about why someone would pay for the service. It’s about where amazon got the right to charge for it without open sourcing their derivative wo

My question is not about why someone would pay for the service. It’s about where amazon got the right to charge for it without open sourcing their derivative work. To be clear, it’s not the hosting of open source applications I see as the problem, but the closed source management/orchestration software built on top of it.