The FeedBurner Mobile FeedReader is a great tool for getting the latest changes in your favorite news sites or weblogs on your Sony Ericsson P900.

Supports feeds in all major formats (RSS, RDF, and Atom)

Smart "If-Modified-Since" content retrieval conserves your wireless bandwdith

Adjustable content retrieval count (i.e., retrieve only the 5 most recent items to save time/bandwidth) cuts download time and clutter

Opens content links in your handset's default web browser

Updates feeds manually or on a set schedule

Displays content in several font sizes

The trial version allows for unlimited use of feeds from FeedBurner.com, and up to 3 feeds from other sources.

The licensed version allows for unlimited use of RSS/Atom feeds from all sources.