The row sparked a discussion about other artists exiting the platform of more than 170 million subscribers in a stand against Spotify’s partnership with podcaster Joe Rogan, who has been accused of promoting vaccine falsehoods on his show. But the opportunity for less well-known artists to reach a large audience and potentially get paid for streams of their music means they feel obligated to stick with Spotify, even though many say the streaming giant unfairly compensates them. “For me, Spotify is kind of a necessary evil,” said Leo Sidran, musician and host of the podcast “The Third Story.” “…