Indeed... I actually noticed exactly what you describe due to the way steemit was structured early on - where I was browsing through a lot of unrelated-to-my-interests content and I actually liked some of it, which obviously triggered an "aha" moment that I'm missing stuff due to my own bias: https://steemit.com/steemit/@alexgr/steemit-remind-us-that-there-is-more-content-out-there-