It is what it says. Buses, trains, and planes are mass transportation - you have to travel with other people and make stops with them. Cars, bikes, and walking

It is what it says. Buses, trains, and planes are mass transportation - you have to travel with other people and make stops with them. Cars, bikes, and walking are individual transportation - you travel alone and navigate yourself. geff82's observation that individual transportation is the norm forever is in fact true. But they fail to notice that making a city more walkable and bikeable - with appropriate paths and distances - also promotes individual transport.