Not disagreeing, just adding on, "experience" can involve a sixth sense / gut feelings. But when making a recommendation, an engineer should nonetheless be able to articulate their view with sound reasoning.

Given a brief brainstorming session, there will be many reasons why this particular experiment isn't directly applicable as evidence for some other project with different requirements. An instinct to over-generalize benchmark results might not be a vibes-based judgement, but it could be a reasoning error.