Scooters are a lot less stable and faster, and I'd argue not all bike infrastructure that's "good enough" for bikes is also "good enough" for these scooters. I'

Scooters are a lot less stable and faster, and I'd argue not all bike infrastructure that's "good enough" for bikes is also "good enough" for these scooters. I'd feel uncomfortable using them in half the places where I'm comfterable cycling (so I'd use the footpath).