What are the ethics in choosing whom to follow on Twitter? Do influential people — say, a head of state — have a higher responsibility not to follow people who post offensive tweets?
That is the debate now in India after it was discovered that Prime Minister Narendra Modi, a hugely popular but divisive figure, was following the Twitter feed of a man who wrote the following this week, after a female journalist was shot to death: “One bitch dies a dog’s death all the puppies cry in the same tune.”
Many Indians were bothered by that message, then doubly disturbed to

