My guess is a lot of it. The 25% number is meaningless because they're not comparing to the proper baseline. Anecdotally, I was in Berlin last year, and there w

My guess is a lot of it. The 25% number is meaningless because they're not comparing to the proper baseline. Anecdotally, I was in Berlin last year, and there was a similar product, and locals said not that many people were taking advantage of it.