> You think there might be some sort of interaction between both facets there?

With the exception of one trying to extract currency from the other, in exchange for something of dubious value—no.

Probably depends on the user. Along with push notifications for almost every app on every one of my devices, I disable the summarization.

For me the notification is the point, and the point of notifications to me is that they deserve my attention. Of the vanishingly few apps I install these days, almost nothing can say it deserves my attention. Even my bank doesn’t get those privileges.