Google/Apple already know where you and your mistress live. In case you pay for any service, they've got your identity too. Ever had a single shipment confirmation to your address come to your mail? They know who you are.
The hardware providers already have the information. You only need to make them reveal it to 3rd parties.
The problem is obvious: People spend much more attention on cat videos from strangers than on their own friends' posts. Ads turn this attention into money.
A 12.48 Waveshare eink display costs $175.
Sadly haven't gotten it to work with the Raspi Zero and therefore can't use it battery-powered. Got an ugly cord right now. Running power to the right place through the walls is definitely dedication!
That's the point though. The testers wouldn't actually abuse their victims without the conviction of doing something righteous. Or they would, accidentally or intentionally, spill the secrets.
But if you make even the instruction material lie, then there is nothing that could be leaked and "expose" the system.
I always thought the workings of polygraphs were common knowledge.
It's fiction. Analysts get scared and don't do anything wrong preemptively. Analysts admit stuff they'd never do otherwise. The agency gets to show who's in charge. It creates a legal fiction that allows you to abuse your employees. It creates a fiction that the abusers themselves can believe in.
Why should the believe in the non-working polygraph be any weaker than in a nonexistent god?