Imitation is the sincerest form of flattery. Understood some like to have credit where credit is do. My self if I do something and is copied. I take it that it was liked so much that another wanted to give it a try. As said this is only my feelings.
When you block a person, they can no longer invite you to a private message or post to your profile wall. Replies and comments they make will be collapsed/hidden by default. Finally, you'll never receive email notifications about content they create or likes they designate for your content.
Note: if you proceed, you will no longer be following .