Working Notes on Agent Systems/Brad Zhang

@teach_fireworks / X longform

This is why rollbacks become important. Because Agent is no longer generated at once. I...

This is why rollbacks become important. Because Agent is no longer generated at once. It looks more and more like: searching through many possible paths. It's a bit like when pe...

May 25, 2026 · 1 min read

This is why rollbacks become important.

Because Agent is no longer generated at once.

It looks more and more like: searching through many possible paths.

It's a bit like when people write code: change a version → run it → crash → roll back → change the idea again.

Many "seemingly smart" behaviors are actually tried out slowly.

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Article argument map

Generated from the post's content graph

FORMATTOPICCAPABILITYMARKETcoverscoverscoverssignalssignalsFORMATthread digestTOPICagentsTOPICtechnical distributionTOPICretrievalCAPABILITYagent workflowMARKETopen-source builders
Mermaid outline
flowchart LR
  format-thread["thread digest"]
  topic-agents["agents"]
  topic-technical-distribution["technical distribution"]
  topic-retrieval["retrieval"]
  capability-agent-workflow["agent workflow"]
  market-open-source-builders["open-source builders"]
  format-thread -->|covers| topic-agents
  format-thread -->|covers| topic-technical-distribution
  format-thread -->|covers| topic-retrieval
  format-thread -->|signals| capability-agent-workflow
  format-thread -->|signals| market-open-source-builders

Visual structure

Essay structure map

Built from summary and key paragraph positions

This is why rollbacks become important. Because Agent is no longer generated at once....THESISThis is why rollbacksbecome important.Because Agent is nolonger generated atSIGNALThis is why rollbacksbecome important.OPERATORIt looks more and morelike: searchingthrough many possiblepaths.IMPLICATIONMany "seemingly smart"behaviors are actuallytried out slowly.
Mermaid outline
flowchart LR
  thesis["This is why rollbacks become important. Because Agent is no longer generated at once. It looks more and mor..."]
  signal["This is why rollbacks become important."]
  operator["It looks more and more like: searching through many possible paths."]
  implication["Many \"seemingly smart\" behaviors are actually tried out slowly."]
  thesis -->|frames| signal
  signal -->|develops| operator
  operator -->|lands in| implication

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