Thesis · May 2026
You should be diff'ing your PCBs before going to production.
Software engineering has used visual diff tools for production workflows since the 1990s. It's 2026 and hardware engineers still ship production PCBs to fab without this critical verification step. The average PCB respin in production is estimated to cost $28,000. Engineers make mistakes, but it's the release process that fails to catch those errors that is truly to blame.
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