> DeepResearch is a cosmetic enhancement that wraps the results in a "report" - it looks impressive but IMO is much more likely to lead to inaccurate or misleading results.

Yup, I got the same impression reading this article - and the Jina one, too. Like with langchain and agents, people are making chained function calls or a loop sound like it is the second coming, or a Nobel prize-worthy discovery. It's not - it's obvious. It's just expensive to get to work reliably and productize.