Windows 7 build 7077 leaked, Release Candidate info, The Apple Tax, and more.

• Windows 7 build 7077 has leaked
• Windows 7 Build 7077 screen shots
• Windows 7 Build 7077 is to be the escrow build for the release candidate, which may be out in May
• It will be possible to upgrade from the Beta builds of Windows 7 to the Release Candidate
• Microsoft's new advertisements directly mention Apple products

Software Picks of the Week: Twhirl and Twitteron, free cross platform micro blogging clients for the adobe air platform.

Audible picks of the week: The Graveyard Book, Unabridged, By Neil Gaiman, Narrated by Neil gaiman. For a free credit toward the audiobook of your choice, visit Audible.com/windows.

Software tip of the week: Xbox 360 owners can purchase content from Amazon via Xbox LIVE

Check out Paul's blog at the SuperSite for Windows for more information.

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Hosts: Paul Thurrott and Leo Laporte