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This looks sufficiently advanced to warrant some language support.

This could be a much more powerful feature if signal-dependencies were discovered statically, rather than after use in runtime.

If you’ve reached the point where you agree that the library should be standardized, why not take it even further to integrate it even more?

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Because there's no rule that says signals should ever be created at the top level assigned to a const variable. You could create signal objects dynamically based on user input, no current proposal or implementation prevents this. So there's no way to do static analysis on signal graphs.

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