Hi Ramarolahy,
Sure thing–if you do decide to explore how the push/pull workaround could be incorporated into your prototype, feel free to email in your file and we’ll be able to assist you with that.
There isn’t a native way to store widget references in global variables, but it looks like josephxbrick suggested a JavaScript solution for this in your original forum post:
I’ll also go ahead and file a feature request for this ability!