Twitter is still with us this year and maybe becoming mainstream. Nevertheless, it will take time before Twitter is something "everybody uses and understands."
10 Ways Twitter Will Change Blog Design in 2009: "In 2008, Twitter really started to hit the mainstream and bloggers began adding widgets to their sidebars to display their latest tweets.
In 2009, Twitter will become much more tightly integrated with the rest of the blog in a variety of ways - watch out for tweetbacks and tweetstats to make their debut, and tweet comments to TwitterRolls to start appearing on blogs. Here are 10 ways Twitter will impact blogs this year."