Hash tags were cool for about 10 minutes. But then they started to remind us of IRC, Meta Data, and reading a book written in another language.
When Twitter hit the big time, just a couple months before the landmark “@oprah” show, all of the trending topics on Twitter were hash tags. It was new, it was cool, it was hip to know what a hash tag was. And if you used them properly, it meant you were twitterific at twittering.
Hash tags do serve a useful purpose. For example, a few months back there was an event called IM Sprint Break being held not too far from where I live. I could not attend this event, but because of hash tags, I was able to follow the twitter-stream by searching #imbroadcast. I actually enjoyed watching the constant flow of tweets all relating to this event. The tweets were in real-time updating me on what was happening as if I was there.
I remember a specific period of about 5 minutes when a speaker took the podium. As he began his keynote presentation, a stream of first impression thoughts from individuals at this event fl
I think we are going to see a resurgence in hashtag use. TVs will become Internet connected and socialstreams will run across your screen with comments from your "friends" about the show you are watching. With that said, we are going to see a need for this type of filtering. We saw the start of this with Current.tv and Facebook during the 2008 election run.