Here is a sneak peak of our first prototype, we started to implement our first idea before we conducted our uoser tests. Sadly the user tests showed, that our ideas were not ready for the public and needed many adaptions:
This will now take more work, than to implement a new fresh prototype.
We learnt a important leasson for developing a user friendly interface/interaction-scheme:
Do not think your ideas are any good before someone, who is not your team member, says it is good!