Still think Twitter’s just people saying what they have for breakfast?

Not any more – the microblogging site’s users tweet about a diverse range of topics, as shown by the top hashtags of the year. Hashtags (#) are used to identify the topic of tweets and can be used to see all the tweets about that particular topic.

Top of this year’s list was #egypt, referring to the unrest in the country in the spring of 2011. This was followed by #tigerblood, referring to the actor Charlie Sheen.

Other top hashtags were:

I wonder what tags will trend next year?