If bikeshare programs want people to ride ebikes, they've got to provide good service – not just sell time. So found a study of 503 ebike users in China done in 2018 but published this April by a series of Chinese researchers. Whatever positive or negative experiences the riders had of previous ebike use didn't matter. And improving service quality helped attain one of the chief reasons for promoting ebike use in China: cleaner air. See The Role of Service Quality and Perceived Behavioral Control in Shared Electric Bicycle in China: Does Residual Effects of Past Behavior Matters?
https://www.ncbi.nlm.nih.gov/pubmed/32306269. (The title may not be grammatical, but that's how the translator put it.)