Feed forward systems like that depend on the coffee app knowing about the toast app and its constraints - you end up with everything having to know about everything.

If the apps simply publish their current status other apps in the know can find out what they need to know without the publishing app having to know anything about the subscriber app.

DWIM is Perl's answer to Gödel

In reply to Re^2: Make Current State Known by GrandFather
in thread Make Current State Known by pileofrogs

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