Spam! spam! spam! spam! . . . if it had not been for Monty Python nobody would ever have thought there was anything funny about it. With almost 50 percent of the world’s email now junk mail, offering everything from unwanted penis extensions to stockmarket tips, spam has become as big a problem as viruses.

It's that time of year again when your Symantec security products start flashing at you for their annual update. This time Symantec has not only tweaked the performance of the various products that make up its security suite, but has also endeavoured to give them a new look.