Bike share meshes with public transit in a way that personal bikes does not.
The concept of dual personal bikes on both ends of a regularly taken transit leg, but it comes worry a maintenance/trash problem surprisingly similar to dockless spam. European train stations are surrounded by reefs of semi-abandoned "away side" bikes.
In the Netherlands this is solved by periodically tagging bikes locked up outside stations. Any bikes still with tags a week or two later are presumed abandoned and removed.
The concept of dual personal bikes on both ends of a regularly taken transit leg, but it comes worry a maintenance/trash problem surprisingly similar to dockless spam. European train stations are surrounded by reefs of semi-abandoned "away side" bikes.