Spam comments gets annoying alright. It is one of the 3 problems I covered in a post below. You wouldn't believe it. Even in a post talking about SPAM comments, there are 4 or 5 who still commented with SPAM.
https://steemit.com/steemit/@steemitph/we-can-make-steemit-great-or-is-that-what-we-want-to-do