> I think the "second way" is good for demos now.

It's also good for quickly creating legitimate looking scam and SEO spam sites. When they stop working, throw them away, and create a dozen more. Maintenance is not a concern. Scammers love this new tech.

Advertising campaigns as well, which, arguably, fits your categories.

This argument can be used to shut down anything that makes coding faster or easier. It's not a convincing argument to me.