You can’t knock a steady stream of update-based goodness.

On Tuesday, Dropbox released a public beta of version 1.7.7 of its cloud-based storage client for Mac OS X. The new version, a 21.9 megabyte download (via MacUpdate), which adds the following fixes and changes:
- Fix a bug where notifications may enter a bad state without the ability to recover.

- Clicking a shared folder invitation now opens the invitation inbox.

- Re-enabled Notification Center on OS X 10.8.

- Fixed a bug where the popup would remain visible while the tray icon was hidden while quitting the application.

- Improved performance when acknowledging notifications.

- Fixed a bug where notifications would sometimes fail to appear on Windows.

- Other small fixes and polish.

Dropbox 1.7.7 requires Mac OS X 10.4 or later to install and run.

If you’ve tried the new beta and have any feedback to offer, please let us know in the comments.