Safe to Fail: Zappos

Zappos wins on ease, 100%. The company made it so easy to return shoes that don’t fit that people felt safe to order multiple options to try at home.

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VI. Technology should work even when

it fails.

Consider multiple stages to failure–from a usable state, to complete breakdown. Preserve the features that matter most, and include analog backup systems to extend functionality when primary power or connectivity is lost.