Is Mary Sue Liked Today? [Comprehensive]

Legend has it that there is a school in Tokyo called Hyotei. Legend has it that there was a girl named Fujiwara Seika in Hyotei. Fujiwara Hoshika is a standard Mary Sue. She is not only as beautiful as a flower, but also comes from a superior family background. She is also a musical genius. Fujiwara Hoshika: Tsk... I'm pretty bad at online games. Others: How can I make people around me like the heroine more? Us: How can we make people around us hate the heroine even more:) So the question is, is Mary Sue liked today?