Today sees the release of Parallels 7, the newest version of its popular, competition beating virtualization software. This edition plays nicely with Lion, runs multiple virtual machines and has received several performance tweaks -- for the number obsessed, you'll enjoy knowing that it resumes Windows 60 percent faster than Parallels 6. Gamers will notice a 40 percent bump in 3D graphics rendering and video-chatters will find that Windows can now access your Mac while it's being dictated by OS X. Low end users who don't have