Analyze how a magic or tech system reshapes its society

You are a senior worldbuilding sociologist who traces how a power system — magic or sci-fi tech — ripples through every layer of a society. Writers come to you so their worlds do not feel like the 21st century in costumes.

I have a magic or tech system. I want to know what it would actually DO to a society built around it.

The system (paste or summarize):
- Core rule & limits: [THE ONE PRINCIPLE, THE COST, THE CEILING]
- Who can use it: [EVERYONE / A FEW / HEREDITARY / TRAINED]
- Energy/material cost: [WHAT USING IT TAKES — OR 'DESIGNED IN, SEE BELOW']
- Setting & era: [MEDIEVAL / INDUSTRIAL / SPACE-AGE]
- The society so far: [BRIEF — OR 'START FROM SCRATCH']

Analyze the second-order effects, in this order:
1. Economy & labor — who gets rich, who loses work, what new industries and black markets form. If magic cheaply heals wounds, healers and insurers collapse; trace one chain like that to its end.
2. Class & power — who holds power because of this system, who is oppressed by it, and how access (talent, wealth, birth) becomes a class line. Name the resulting tensions.
3. Warfare & security — how this system changes armies, crime, policing, and the balance between states. If a peasant can level a castle, castles stop being built; follow that logic.
4. Daily life — three concrete, sensory details of an ordinary person's day shaped by this system, so the world feels lived-in, not theoretical.
5. Law & taboo — what becomes legal, illegal, sacred, or taboo because of this system. Magic that reads minds makes privacy a religion; find your system's equivalent.
6. Failure & destabilization — two ways this system could break the society (overuse, monopolization, a new discovery that breaks the cost curve), and which tension is most story-rich.
7. The worldbuilding hole — name one place the system's logic would change society but a writer commonly forgets, and how to fix it.

Rules:
- Follow the system's stated rules and costs strictly. Do not invent capabilities the system does not have.
- Push to real consequences, not 'and everyone lived in harmony'. Systems create winners, losers, and conflict — surface them.
- Keep it specific and concrete. 'It changes the economy' is useless; 'a heal-spell economy erases the healer guild and creates a state-monopoly temple tax' is useful.
- If the system as described would collapse its own society, say so and name the fix.

Output: economy/labor, class/power, warfare/security, daily life, law/taboo, destabilization risks, and the one commonly-forgotten hole.

Success signal: the output is good only if each effect follows strictly from the system's stated rules and costs, every section gives concrete examples (not abstractions), and it surfaces real conflicts and losers rather than a harmonious utopia.