Proof Circuitshttps://proofcircuits.comSoftware decisions deserve a clear question, a useful comparison and a record of what remains unknown.en-usObsidian or Notion? Start with the work you need to take away.https://proofcircuits.com/articles/obsidian-vs-notion-portability/https://proofcircuits.com/articles/obsidian-vs-notion-portability/Local notes and a collaborative workspace preserve different parts of a working system. Compare the exit path alongside the everyday experience.Sun, 06 Sep 2026 18:00:00 GMTComparisonsRead the benchmark card before ranking the AI toolhttps://proofcircuits.com/articles/read-ai-benchmark-before-ranking/https://proofcircuits.com/articles/read-ai-benchmark-before-ranking/A score becomes useful when you know the task, setup and blind spots behind it. Here is a practical way to read the evidence before choosing a product.Sun, 06 Sep 2026 18:00:00 GMTEvaluation methodsChoose the criteria before comparing the toolshttps://proofcircuits.com/articles/choose-comparison-criteria-before-tools/https://proofcircuits.com/articles/choose-comparison-criteria-before-tools/Build a comparison around the job you need done, with evidence that survives beyond a polished demo.Sun, 06 Sep 2026 18:00:00 GMTComparisonsRead software claims as questions you can checkhttps://proofcircuits.com/articles/read-software-claims-as-questions/https://proofcircuits.com/articles/read-software-claims-as-questions/Translate a promising headline into a concrete mechanism, a boundary, and a task you can verify.Sun, 06 Sep 2026 18:00:00 GMTEvaluation methodsClaude’s watermark is a provenance signal, not a quality scorehttps://proofcircuits.com/articles/claude-watermark-what-it-can-establish/https://proofcircuits.com/articles/claude-watermark-what-it-can-establish/Anthropic’s August announcement adds a way to assess Claude involvement. It does not settle whether a passage is accurate or who is responsible for it.Sun, 06 Sep 2026 18:00:00 GMTProduct changesProton Drive’s CLI makes file routines scriptable. It is not background sync.https://proofcircuits.com/articles/proton-drive-cli-release-vs-sync/https://proofcircuits.com/articles/proton-drive-cli-release-vs-sync/The June release provides a terminal interface for file operations. Evaluate it as one step in a routine, with an explicit completion check.Sun, 06 Sep 2026 18:00:00 GMTProduct changesNotion’s external agents share an interface, not one set of termshttps://proofcircuits.com/articles/notion-external-agents-permission-boundaries/https://proofcircuits.com/articles/notion-external-agents-permission-boundaries/Claude and Cursor can appear in a Notion workflow while using different account, billing and data arrangements. Read those boundaries before assigning work.Sun, 06 Sep 2026 18:00:00 GMTProduct changesBitwarden and Proton Pass: compare the exit before choosing the vaulthttps://proofcircuits.com/articles/bitwarden-vs-proton-pass-export/https://proofcircuits.com/articles/bitwarden-vs-proton-pass-export/Export formats can preserve different information and impose different restore conditions. A download button is only the start of this comparison.Sun, 06 Sep 2026 18:00:00 GMTComparisonsClaude Projects need a source owner, not just a bigger file pilehttps://proofcircuits.com/articles/claude-projects-documentation-review/https://proofcircuits.com/articles/claude-projects-documentation-review/Shared instructions and project knowledge can support repeatable work. Retrieval and source freshness still need an explicit place in the routine.Sun, 06 Sep 2026 18:00:00 GMTComparisonsPractice leaving software before you need tohttps://proofcircuits.com/articles/software-exit-rehearsal/https://proofcircuits.com/articles/software-exit-rehearsal/A small, reversible rehearsal can reveal the difference between owning a downloadable file and being able to continue the work elsewhere.Sun, 06 Sep 2026 18:00:00 GMTEvaluation methods