This post of ours sharing a Valentine's video was flagged as a spam in a particular community. We have also included the follow up communication between the moderator of this community, and the lead of this post. Thanks to the moderator for clarifying.
When there are all kinds of things being shared in social media platforms, this simple Valentine's day video got flagged as a spam.
This is why we had shared a post earlier asking viewers to +1 the post or add a comment, if they were to see the post as we felt that spam filter algorithms utilized could be more than simple algorithms.