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What's the difference?

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All stages · Demo 208

Rule of nines

Choice adult / peds. Adult head is 9; pediatric head is 18. Arms stay 9. Jev never sums the map.

ChoiceRule of nines table in JS

A burn grid. Adult head+arm is TBSA 18. Both adult legs light 36. Pediatric head+arm is 27, not 18.

replayband —tbsa —

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STANDBY

All 4056 stages

Educational stage on jev.page — not the official TypeSafe console. Live calls go to POST https://api.typesafe.ai/v1/systemone from your browser when you paste a key. Without a key, the stage plays a recorded decision shaped like jev-1.13.0. Jev does not write the UI copy.