Every bus schedule is the same equation: how long one round trip takes, divided by how often you want a bus. Change the route, the speed, or the frequency, and watch the buses and the budget respond.
Runs entirely in your browser, so nothing is sent anywhere and there's nothing to install. On a phone, the full screen link above is a bit easier to work with.
Please feel free to use this in your own work. If you'd like to talk it through, or think a version built around your own data would be helpful, I'd love to hear from you.
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