Practical answers to the questions people actually search for, with the working route at the end of each one.
The free routes, the point where each one stops, and what it costs to pull transcripts for hundreds or thousands of videos.
What Google does and does not offer, why Trends numbers break when you compare them wrong, and the working routes.
Extensions, the official API and its quota, and how to pull comments for a whole channel without babysitting it.
The free RSS route, the Python route, and what changes once you need this every day without failures.
Why the indexing API is not what most people are looking for, and how to read Google for Jobs results instead.