Working Notes on Agent Systems/Brad Zhang

@teach_fireworks / X longform

@ryolu_ Recently I started using Cursor again, not because it got better, but because I found that as a software engineer, you really can’t leave the IDE.

@ryolu_ Recently I started using Cursor again, not because it got better, but because I found that as a software engineer, you really can’t leave the IDE. You have to study the...

July 14, 2026 · 1 min read

@ryolu_ Recently I started using Cursor again, not because it got better, but because I found that as a software engineer, you really can’t leave the IDE.

You have to study the code carefully and practice more.

This is determined by the structure of the human brain, otherwise it will be useless.

I really hope that Cursor can innovate more from the product level.

This is a good thing.

Come on, look forward to your new stuff

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FORMATTOPICCAPABILITYMARKETcoverssignalsFORMATthread digestTOPICagentic devtoolsCAPABILITYproduct surface
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  format-thread["thread digest"]
  topic-agentic-devtools["agentic devtools"]
  capability-product-surface["product surface"]
  format-thread -->|covers| topic-agentic-devtools
  format-thread -->|signals| capability-product-surface

Visual structure

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Built from summary and key paragraph positions

@ryolu_ Recently I started using Cursor again, not because it got better, but because...THESIS@ryolu_ Recently Istarted using Cursoragain, not because itgot better, butSIGNAL@ryolu_ Recently Istarted using Cursoragain, not because itgot better, butOPERATORI really hope thatCursor can innovatemore from the productlevel.IMPLICATIONCome on, look forwardto your new stuff
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  thesis["@ryolu_ Recently I started using Cursor again, not because it got better, but because I found that as a sof..."]
  signal["@ryolu_ Recently I started using Cursor again, not because it got better, but because I found that as a sof..."]
  operator["I really hope that Cursor can innovate more from the product level."]
  implication["Come on, look forward to your new stuff"]
  thesis -->|frames| signal
  signal -->|develops| operator
  operator -->|lands in| implication

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