Guardian: Sources suggest that hardware upgrades on Tuesday could be followed by software release of operating system on Thursday: we have a developer's perspective on what's new.
Cnet: If you have a Mac Pro system and have updated to Apple's recently released OS X 10.7.4 update, you may find an apparent warning window appear whenever you reboot your system. The warning looks like a standard information dialog box window that contains a picture of a Mac Pro system from the side, but the rest of the window contains no information of value.
Cnet: There may be times after upgrading your Mac's operating system that you experience odd slowdowns on the system, either problems with general workflow or issues with booting the system.
Engadget - Before we get to the real meat of things, Tim Cook's just trotted out some Lion numbers -- six million copies downloaded since launch, to be exact. According to the big Apple's new CEO, that's a growth of 80 percent over Snow Leopard.