Circuit breakers

After this lesson you'll have personal circuit breakers in writing, and a re-entry protocol to go with them, since stopping is only half of it.

What the exchanges do

When the market falls too far too fast, the exchange halts everything. Nobody asks whether the selling was justified. The mechanism fires on the number, and trading resumes on a schedule. The exchanges installed these after 1987 because they concluded that cascades feed on themselves, and that past a threshold the process running the market was no longer the process anyone would endorse when calm.

Course 4 mapped your cascades. This course installs your halts, and the design principle carries over exactly: the breaker fires on a number. How you rate your own state of mind doesn't enter into it, because that rating is the part that's compromised (course 1). "I'll stop when I'm tilted" doesn't work as a rule, because at the moment it would matter you won't judge yourself to be tilted.

A working set, to calibrate to your own numbers:

• The daily breaker: −2R in a day → flat, screens off. Two clean losses prove very little (course 2). The breaker exists because the third decision after two losses is the one most likely to be made on tilt, and going flat for the day means it never gets made at all. The revenge sequence (course 4) needs an afternoon to run in.
• The streak breaker: five consecutive losses → no new entries until the batch review runs. School II says five straight happens to healthy systems, and the review (School V) is what separates variance from breakage before more money goes in on the question. If the rules were held, resume; if the journal shows drift, the drift gets fixed first.
• The violation breaker: any F-graded trade → next session at pilot size. An F (course 3) means the machine got overridden by hand, so the thing needing attention is the operator, and a session at reduced size buys that attention cheaply.
• The account breaker is already written — School VI's drawdown protocol, which is this course's logic at campaign scale.

Write yours down this week, numbers and all, in the same document as your rules. A breaker drafted in the middle of a losing afternoon gets negotiated by the same impaired self course 1 described.

Coming back

Re-entry gets much less attention than stopping does, and done badly it undoes the halt. Two failure modes bracket it: charging back at full size to "make it back," which is the revenge sequence under a friendlier name, and never really coming back at all, which is course 4's paralysis with a justification attached. The protocol threads between them, and by now you can predict its shape.

After a breaker fires, the review runs first: what fired it — variance, drift, regime? Re-entry then begins at pilot size through the full checklist, using School VI's ladder as a re-entry ramp, so the first trade back is small enough to take during a bad week. Full size returns on evidence: pilots surviving, process grades back at A. The Arena drills exactly this sequence, because a comeback that runs on procedure is one you can repeat.

Check yourself

1. Why must the breaker fire on a number? (The alternative is self-assessment by the impaired self, and someone on tilt reliably rates themselves as fine.)
2. What is the daily −2R breaker actually protecting you from? (The third decision — the one tilt makes — and the revenge sequence that starts there. The two clean losses were already paid for.)
3. What makes a re-entry protocol as important as the breaker? (Both failure modes live after the halt: charging back at full size and calling it recovery, or never really coming back and calling that prudence. The pilot ramp means the first trade back needs neither courage nor vindication.)

The idea this lesson installs

Breakers fire on numbers; re-entry climbs the same ladder as everything else.

Next: Course 7 — "The honest scorecard," which closes the school.