A button that downloads a zip to start from the beginning of the current step

[Urigo]

Like in here:
http://angular-meteor.com/tutorials/angular1/3-way-data-binding

Use branches or tags for a "Download previous step" button

[stubailo]

I think this would be implemented as a helper, right? like:

<a href="{{zipUrlBeforeStep "3.1"}}">Click here to download a zip</a>

[Urigo]

Yes!