drhowarddrfine - 12:21 am on Oct 21, 2012 (gmt 0)
@graeme_p - Of course it's true. YOU have permission to install things on YOUR computer but an outside executable downloaded via a browser, directly or indirectly, DOES NOT have any such permission unless you give it. And THEN you must give it permission to execute.
There have been NO successful viruses in the wild since 2001 and, even then, it was extinguished within a day or so.