It's from WSO2, a company selling enterprise middleware. Of course, the paper would read like something you bring to a sales meeting, not a tech talk.

Interesting feedback, I'll see how I can address this perception of a 'sales pitch' during the next revision. The intention was to define a vendor and technology-neutral reference architecture to the community.

No, it is not written by AI :). You can look at the Reference Implementations section of the spec to find who is using the spec https://github.com/wso2/reference-architecture/blob/master/r...