No worries. Think of it as Facebook, where you go and comment on friends post, and respond to people when they comment on yours. On Hive, it helps you to meet more people and build your network ... assuming that's what you want to do on Hive. You've been very fortunate with your posts as most new joiners barely get a few dollars for their post, but engaging with others will definitely help you in the long run if the whales votes run out.