Price shocks are the predictor of transit mode changes. 1973 oil crisis was one such example: https://www.fastcompany.com/90730281/how-the-1970s-oil-crisis-helped-copenhagen-become-a-cycling-paradise
America, The Netherlands, and the Oil Crisis: 50 Years Later - Institute for Transportation and Development Policy

By Jacob Mason, ITDP The 1973 oil crisis caused gasoline prices to skyrocket and supplies to dwindle. Gasoline rationing led to long lines at gas stations and paralyzed car movement. Two countries—the United States and the Netherlands—responded to the crisis in nearly opposite ways. The Netherlands began a long-term policy shift away from a car-based

Institute for Transportation and Development Policy - Promoting sustainable and equitable transportation worldwide
Bike theft is a super strong determinant of future bike transit retention, this video's great: https://www.youtube.com/watch?v=el1Xznv5ge4
cc @davidrhunt
Your questions about bike theft answered by a bike detective

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@maxmautner @davidrhunt Wow. Vancouver has reduced Bike theft by 42% over last 8 years. #ottawa and #toronto need to get on it!