Here is a well researched article from Wire Magazine about living with disabilities. It is about hailing a taxi but delves into the issues that make this difficult. Uber and others are applying tech to this service and it is having an effect on people. There are two sides to this and it is getting better for some and worse for others. Hopefully self driving cars will solve this dilemma.
Here is the article: Uber’s Business Isn’t Built to Help Disabled People by Issie Lapowsky. It is somewhat dated in that it is over a year old but not that much has changed.