Mac anti-malware software maker Intego -- which of course has a vested interest in highlighting possible security issues -- has issued their "Year in Mac Security" annual review of the various risks and steps taken to correct security issues on the Mac in 2010. While the company admitted that no serious threats had yet been spotted "in the wild" -- and viruses continue to be a non-issue -- they correctly noted that certain forms of malware (such as DNS redirection tricks, the Koobface worm, "free" screensaver modules that secretly track users' browser habits) are star