# Page Not Found

The URL `data-engineering-first-contact/why-this-book` does not exist.

You might be looking for one of these pages:
- [Model, training, Inference, Token, Parameter, GPU/CPU](https://paperplaneflyr.gitbook.io/byteofpython/model-training-inference-token-parameter-gpu-cpu.md)
- [AI, Machine Learning, Deep Learning & LLMs: A Beginner's Complete Guide](https://paperplaneflyr.gitbook.io/byteofpython/ai-machine-learning-deep-learning-and-llms-a-beginners-complete-guide.md)
- [Chapter 3: Essential Components](https://paperplaneflyr.gitbook.io/byteofpython/chapter-3-essential-components.md)
- [Chapter 1: What is AI, ML, DL, LLM?](https://paperplaneflyr.gitbook.io/byteofpython/chapter-1-what-is-ai-ml-dl-llm.md)
- [Chapter 2: Use Cases in Daily Life](https://paperplaneflyr.gitbook.io/byteofpython/chapter-2-use-cases-in-daily-life.md)

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1. **Browse the full index**: [/sitemap.md](https://paperplaneflyr.gitbook.io/byteofpython/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://paperplaneflyr.gitbook.io/byteofpython/llms-full.txt) - Full content export

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