sms writes:

https://www2.bostonglobe.com/metro/2019/04/26/cyclists-are-putting-red-cups-road-show-how-drivers-often-invade-bike-lanes/fskNwwciZ5I793zvL7hUWN/story.html

¡°We ... need connected protected bike lanes to accommodate everyone
from age 8 to 80 to ride stress free to school, work, and to the
store,¡± he said. ¡°We also need to educate drivers that cyclists are
legally entitled to ride on the road and for drivers to share the
space and be courteous.¡±

It's Boston, for crying out loud. Lane stripes are merely advisory.