What do the light bulbs mean?

Contributor: Tessa Taboo Tessa Taboo
In the forum, if you scroll down to the bottom where the recent posts are listed, some of them have light bulbs with a number by them. What does that mean?
09/04/2011
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Contributor: Breas Breas
"That means that many comments have happened on that thread since you last commented/looked at the thread."

that is a quote from this thread: link

not my words, someone elses. but I had this question a few weeks ago too : )
09/04/2011
Contributor: Tessa Taboo Tessa Taboo
Quote:
Originally posted by Breas
"That means that many comments have happened on that thread since you last commented/looked at the thread."

that is a quote from this thread: link

not my words, someone elses. but I had this question a few weeks ago too : ) ... more
Thanks!
09/04/2011
Contributor: Breas Breas
Quote:
Originally posted by Tessa Taboo
Thanks!
You're very welcome
09/04/2011