I don’t know anyone who owns a kindle and still buys books for it. Maybe I’m not in the part of society where these are more popular but I feel like everyone pr

I don’t know anyone who owns a kindle and still buys books for it. Maybe I’m not in the part of society where these are more popular but I feel like everyone prefers physical books. Is this even a big business for Amazon? Why are they so aggressive in how they run it?