I try and give any genuine "Show HN"/Need Feedback links an upvote. I also always check them out but I'm sure I've upvoted first only to find out it was "Show H

I try and give any genuine "Show HN"/Need Feedback links an upvote. I also always check them out but I'm sure I've upvoted first only to find out it was "Show HN Spam" if there is such a thing.