I guess it’s the night for emails from the search engines.

Last week, Mozilla officially made the second release candidate (RC2) of its popular Firefox browser available for public consumption. As reviews pour in, an interesting debate is brewing amongst developers. Is Firefox 2.0 truly an upgrade from the current incarnation?

There’s a lot of confusion going around. Chris Pirillo acts like Windows Vista Ultimate, at $400, will be what most users pay, and that Mac OS is much cheaper.

While there has been some worrying, the news is in: If you have any version of Windows XP or Windows 2000, you will be able to get a cheaper upgrade version of Windows Vista.

Mozilla’s next incarnation of Firefox, version 2.0, currently in beta, is tentatively due for release on September 26. With that release, expect some nice upgrades to the browser’s RSS and XML reader capabilities, among other functions, that will keep it on par with Microsoft’s Internet Explorer 7.

Video content, revamped message boards, and the formal debut of badges that can be used to display Yahoo Finance content on blogs and websites should help the site maintain its dominance in online financial news and information.

If you’ve been annoyed by the inability to delete all of the spam in your Gmail account with one fell click, you can rest easy now-that feature should soon be available. Google’s mail service should also allow users to apply their filters to old e-mails, and not just incoming ones.

After delaying the release several times, Microsoft now assures the world that Vista will meet its slated launch date of January 2007. Vista represents the first major overhaul in five years for the venerable Windows operating system. Windows is used on about 90 percent of the world’s computers, and its sales account for about one-third of Microsoft’s total revenue.

Microsoft has announced the base minimum system requirements to run Windows Vista.

Windows Vista Buzz posts on Windows Anytime Upgrade, a program that will allow users who have purchased one version of Vista upgrade anytime to a more expensive and feature-filled version.

Mozilla released an update to the Firefox browser earlier this month which, the release notes say, provides improved stability, improved support for Mac OS X, fixes for several memory leaks and several security enhancements among other things.

In theory, there are good reasons behind this, but financially its just plain stupid.

Corporate users of Microsoft’s productivity suites Office XP and Office 2003 will have to upgrade their software, in the wake of Microsoft’s court loss in a patent suit.

Those enterprising hackers who found their hacks unusable in newer PSPs due to a firmware update can fix that issue now.

Media Post reports that an attempt to upgrade Yahoo! Search Marketing this weekend inadvertently caused some glitches in the system, making it especially difficult for some advertisers and search marketing firms to manage their sponsored search campaign.

The new Firmware 2.0 upgrade for Sony’s PSP system has some interesting new features such as a new integrated web browser, and increased Wi-Fi security.

After ten years of work, the LOC will have a prototype ready to replace the legislative search engine.

American Online (AOL) rolled a package deal on Thursday with the update to AIM 5.9, AIM.com and a new companion screen AIM Today. This launch was worldwide and it launched flawlessly or did it?

Version 1.0.5 will be replaced by 1.0.6 soon, as the latest release seems to break third-party extensions.

The successful advertising program developed by the search engine company now allows more ad customization for premium advertisers.

Apple has released an upgraded version of their Xserve server platform, complete with dual 64-bit G5 processors with speeds of up to 2.3GHz.