A system design interview is a conversation, not a lecture. Chiang's guide focuses on the soft skills and interaction patterns that lead to a "Hire" decision, such as:
To be : Put down the PDF. Open a whiteboard. Calculate the bandwidth of a video stream. Argue with a peer about CAP theorem. Read one real engineering blog a day.
But here is the hard truth: If you merely download a static file, you will fail the interview.
Some users find Chiang’s book superior to Alex Xu’s Volume 1 because it assumes less prior knowledge and offers more strategic depth on how to structure a solution progressively.
Compare this resource with (e.g., Grokking, DDIA).
Read a scenario, then consciously change the requirement (e.g., "What if I need 10x more throughput?") and see if your design holds up.
: There are many common system design interview questions (e.g., designing a URL shortener, a chat application, or a news feed).