It could be that the "thumber" in question is simply confused. Over the years, the thumbs have gotten their fair share of attention on this site – and not all of it great. It seems the purpose or intent of the thumbs differs from one member to the next, whether thumbing up or down, or whether it's thumbing a thread vs. an individual post. So in order to help clarify the issue, and while still in keeping with A2K's unique design, I submit the following solution for what should be the next logical step in updating the thumbing mechanism for enhanced user experience...
Boom. Solved it