Part 9/12:
No, miners operate specialized hardware focused on block production. Although they must communicate with nodes, they are not automatically full nodes themselves.
- Should everyone be running a node?
Not necessarily all, but any individual holding significant bitcoin on self-custody, especially beyond trivial amounts, benefits from owning and operating a node.
- Risks of running a node:
Minimal for most users—hard drive space, bandwidth, and potential exposure in totalitarian regimes. For the majority, the benefits far outweigh risks.
Practical Recommendations for Beginners
Start simple:
Download Bitcoin Core.
Use a dedicated computer or an old laptop.
Connect your hardware wallet via Spectre or similar tools.
Enable Tor for privacy.