Did a quick check on Amsterdam: https://gbfs-validator.mobilitydata.org/visualization?url=ht...
This also exceeds the supposed 600 max per service provider. That said I'm not sure I'd have time to maintain a derivative site.
I agree that the follow up with the legislator is what makes this interesting. I'd even suggest making sharing that correspondence on your site a feature. Your outgoing link on the site to the regional press doesn't quite seem to cover that.