Fine... it does seems a little extreme to me, but you do you.I will not return to a chain bike; I would rather walk or take the bus and never cycle again.
There's a lot of internet FUD around them, and not all from people with experience of them. They're not really much fuss at all and good ones are a revelation in the length of rides, the steepness of hills etc.The more I investigate them, the less attractive they become with all their fuss and bother. But the replies here have been helpful and informative.