There’s a lot of need for a simple way to display tweets given a certain criteria such as hashtag, keyword, or even a specific group and user:
To get started, choose a hashtag, username, or keyword. You can filter the results further and customize your Tweetwall on the next screen.
TweetWally is another such service. Signing up is quick and easy and copying the embed code into your site is just as easy:
Love the simplicity.
You using anything else these days?