A few months ago I started looking into digital marketing courses. Not because it seemed like the trendy thing to do, but because the analytical side of digital marketing — attribution models, A/B testing, conversion data, GA4 event tracking — actually has significant overlap with work I was already doing. What I did not expect was how difficult it would be to evaluate training programmes with any kind of systematic rigour. Most industries have proxy signals you can use to assess quality: GitHub reputation, portfolio depth, referrals from known engineers. Digital marketing education in India has almost none of these. What it has instead is a lot of polished branding, confident counsellors, and impressive-sounding certification titles — most of which mean very little once you look at them from a verification standpoint. The Verification Problem Is Actually Structural Here is the core issue, framed in terms a developer would likely find familiar: most institute certifications are non-deterministic.…