Found this while browsing through 1800pocketpc.com its an awesome twitter app for touchscreen windows mobile devices. you can get it here at the code/google page.
-A unique user interface (can't be seen in screenshots, see the video below)
-Works on VGA, QVGA and SmartPhone devices
-Support for multiple twitter and identi.ca accounts
-Maps view shows users on a world map and allows searching by region
-"Conversation View" shows a what this status was in reply to.
-Uses standard notifications to alert you of new friends statuses or replies
-URL shortening with is.gd
-Integration with shorttext.com for tweets longer than 140 characters
-Take photos and send to TwitPic
-Clickable @names, URLs, and #Hashtags
-Option to check for new version on startup
The "kinetic scrolling" ui is something similar to touchflo and smoooooothe as butter! just see the video below: