I love the author’s step-by-step approach as very often it so happens that a hyper-optimized solution may be overfitted to the exact dataset it’s operating on.

I love the author’s step-by-step approach as very often it so happens that a hyper-optimized solution may be overfitted to the exact dataset it’s operating on. In each step, the tradeoffs are being explained: what we gain, but also what we lose by stripping the functionality away.