Is System Design Interview — An Insider’s Guide Volume 1 and 2 by Alex Xu and Sahn Lam worth it?

System Design Interview — An Insider’s Guide Volume 1 and 2 by Alex Xu and Sahn Lam is a relevant and valuable resource for candidates preparing for software engineering and system design interviews. The book provides comprehensive coverage of system design concepts and offers real-world examples and case studies. It also presents a framework for answering system design interview questions. Overall, it is worth the investment for programmers and experienced developers.