Earlier quoted context omitted.
If someone doesn't like Amazon using software they write, they can just outright disallow Amazon from using it in the copywrite license. It's perfectly legal to say: "except for Amazon [and whoever], anyone can use this for any purpose, provided..." Amazon won't intentionally use that software. It's not worth the potential legal liability. That doesn't mean Amazon won't write their own version though if they think th…
I am saying this is exactly what's happening, but with more robust language. If you disallow Amazon, maybe there is a third party that offers our services to Amazon. So Amazon-the-string is not the bogeyman; the concern is the resale or hosted-service arrangement they can access. So you see formulations that target infrastructure resale rather than specific entities, such as: "For the avoidance of doubt, the followin…
That's some acrobatics I suspect Amazon won't engage in, because communicating to the customer that your FooBarDB is managed in AWS but hosted by a third party is awkward.
Amazon will happily reimplement your API with their backend, as they've done before.