I read your post and upvote it, due to @GrumpyCat :).
@GrumpyCat flaged your post, as the post was upvoted by a non-compliant vote service.
Hive account@buildawhale and Hive account@appreciator have a maximum Post Age which is higher than 3.5 days. So everytime, you are using those vote-bots, there is a change to recieve a flag from @GrumpyCat.