Compound-error math

Build-along · ~8 min at your own keyboard

Reliability multiplies: 0.9^5 is 0.59, and twenty chained steps at 90% is a coin flip losing 4-to-1. This is WHY directives, scripts, and verify steps exist. Every step you make deterministic takes its error rate out of the product.

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Paste your step list with estimates, the before product, and the after product.