If you haven't received the latest update for the Droid that allows you to install Flash from the marketplace, your not alone. According to a recent post on Droid-Life, the FRG22D roll out will continue all the way through September 4th.
Source: Droid-Life.comA new version of Android OS 2.2 (Froyo) maintenance release 4 (MR4) began the over the air (OTA) update to customers on 8/26. Adobe Flash Player 10.1 will be available via the Android marketplace with this update. All Droid customers should receive the update to MR4 by 9/4.