Onestep, the poster that gave you a thumbs down is one of the 10 so if you get emails that someone replied to you but more importantly, gave you a like or dislike, you'll know exactly who it is so you can confirm 1 of the ten that you say bash CYDY or give negative posts, there you have it.

You have to tell IH on the website that you want email notifications sent to your email to get to see who likes or dislikes your posts - GLTU

HCIT