Diary of a rail fan in Kansai,Japan(Ver.2)

About world's rail news, general news, my train pictures, and travel diary)

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List of my travel diary My train photoes The other contents

Why did this metro install Wi-Fi?

www.railwaygazette.com

I wonder why Delhi Metro installed Free Wi-Fi on the Airport Express. It connects the airport and downtown with the shortest travel time. It's already been competitive against bus or taxi.
Otherwise, it's not competitive in terms of fare?