I bet this principle will not be first used for anything really interesting like flight. It will be used on the small scale for things like small switches, automotive brakes (like air breaks), places where a relatively small force is needed and no moving parts are a boon.
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I bet this principle will not be first used for anything really interesting like flight. It will be used on the small scale for things like small switches, automotive brakes (like air breaks), places where a relatively small force is needed and no moving parts are a boon.