That makes sense to me. Right now, containerizing Web applications effectively adds a lot of complexity to the infrastructure, which means that hosting provider

That makes sense to me. Right now, containerizing Web applications effectively adds a lot of complexity to the infrastructure, which means that hosting providers need to have a number of services in production, and the customers have to be willing to deal with that complexity. Lots won't, or can't. We use a mix of providers for different things, and I actually love DigitalOcean because of your focus on making it super-easy to run basic Linux servers at reasonable cost.