While not nearly as big a deal as the Froyo rollout for the Droid X, Verizon is also releasing an update for the Samsung Fascinate today. Doesn't look like users will receive a notification for the update quite yet, so to get it you'll need to check for it manually.
The changes:
Read MoreInstant notification of Visual Voice Mail messages on your messaging bar.
Improved syncing between your phone and email accounts.