ReadWriteWeb

It appears Twitter is experimenting with some additional tweaks that may make status updates easier and faster for its users and could help decrease the back end load on its servers.

A semi transparent notification bar (see screenshot below), slides down from the top of the screen when you update your status via the Web. While in itself, the feature may not appear earth shattering, the fact that updating now feels extremely fluid and is almost instantaneous makes us wonder whether Twitter will begin caching tweets for delivery to its servers.