Surprising or not, they do. I suppose some people may feel as you do, but many do not. Many of our customers look at us as a resource for how best to use the Infrastructure we offer as a Service and share a great deal of detail.

Large operations always tend to communicate with their service providers at some level.

Likewise I imagine these types of companies tend to generate some level of complaint from sellers to the provider. They are really aggressive bots that can create attack level traffic spikes, and break a sellers TOS (snicker) in some cases.