In many places around the world, commercial or taxi driver's licenses require additional medical and background checks compared to a regular license, plus taxis

In many places around the world, commercial or taxi driver's licenses require additional medical and background checks compared to a regular license, plus taxis require additional insurance. E.g., UK https://www.gov.uk/taxi-driver-licence/outside-london; https://www.gov.uk/taxi-driver-licence/outside-london; Germany https://de.wikipedia.org/wiki/F%C3%BChrerschein_zur_Fahrgastbef%C3%B6rderung https://de.wikipedia.org/wiki/F%C3%BChrerschein_zur_Fahrgast...