A goal in any system: minimize nasty surprises.

· Bits and Bobs 4/22/24

For example, your data showing up in an unexpected place would be a nasty surprise.

A nasty surprise is something that violates the user's implied mental model, and might cause them to never want to use the service again.

When you're developing a new assistive service, you want to minimize how many people have a nasty surprise, while maximizing how many users/use-cases happen overall.

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