2nd Opinion
Every mistake, every stroke of genius, every turnaround someone else already paid for — written down and filed, so your next decision gets a second opinion.
One account reads every archive we make — three today, more on the way.
OPEN · FREEThe encyclopedia of documented business failures — who tried it, what it cost, the tripwire to watch for. Everyone starts here.
6,228 cases · EN + 中文 · your AI reads it too
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one accepted case of yours
genius.wikiMEMBERS
Strokes of genius, filed by problem shape — so an answer documented in one industry reaches a question asked in another.
819 cases · every one with its full reasoning
fifty approved cases
change.archiCOMING SOON
Real turnarounds, filed — the signal to turn, what was kept and shed, the sequence, the outcome. Founding members get in first.
In preparation · for decisions that change course
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