Persistent collection of data about ourselves and our activities may well complicate our lives, but it may also bring more clarity.

FORBES: How Self-Tracking Can Kick In After An Accident

The server also includes Microsoft Message Queuing to support asynchronous delivery of data to devices without a persistent connection.

CNN: Microsoft introduces wireless server

Both the SEC and the exchanges use the data to determine whether a stock has high enough and persistent enough trade settlement failures to warrant including it on a list of similar securities for which special trading restrictions are supposed to kick in.

FORBES: Beating Fails

Support for "persistent memory, " which means that you won't lose all your data when your battery dies (a feature the Treo 650 and several other Palms already have).

ENGADGET: Windows Mobile 5.0 = Windows Mobile 2005