Legal and credits
What this is
This is an independent, free, learning-only student project. It respects every company and vendor, and every trademark belongs to its owner. It is not affiliated with or endorsed by any of them. If anyone has a concern, the content will be removed or corrected promptly via the contact page. Nothing here is sold. The author is happy to volunteer. Notes about recording, consent, and emergency calling are educational and are not legal advice.
Code in this repository is MIT. Lesson text is CC BY-NC-SA 4.0. No warranty.
Trademarks named in citations belong to their owners. Naming a paper or a product page is not an endorsement.
Contact for a correction or removal: the contact page.
Sources and go deeper
- Creative Commons Attribution-NonCommercial-ShareAlike 4.0 spec last checked 2026-10
- MIT License spec last checked 2026-10
- 18 U.S.C. § 2511, Cornell Law School spec Educational reading of one federal section. Not legal advice, and not a survey of state law. last checked 2026-10
- FCC, Multi-line telephone systems: Kari’s Law and RAY BAUM’S Act spec The page says its timeline is not the full rule text. Educational reading, not legal advice. last checked 2026-10