Firefox 3.1 Beta 2 includes private browsing mode

Mozilla said Monday that the Firefox 3.1 Beta 2 is available for download and includes private browsing mode.

Among the details:

• The second beta of Firefox 3.1 has a private browsing mode that "to browse without Firefox storing any traces of where you’ve been." This feature, which is also in the latest Internet Explorer, is described as porn mode by some folks.
• TraceMonkey JavaScript engine is now turned on by default.
• Support for video and audio technology as well as a geolocation API.

Sounds like it may be worth a download now Mozilla has hit the Beta 2 milestone with the release.