The average UK PC is rendered unusable for the equivalent of around nine working days every year because the owner is cleaning up spam or fighting viruses. This is two days a year more than the average UK worker takes off as sick leave, according to Yahoo.
There is no sign of relief for companies already overwhelmed by the sheer volume of unsolicited and unwanted email messages clogging their mail systems. Email security firm MessageLabs' filtering statistics for April, which were published on Monday, show that 67.6 percent of all global email traffic is spam.
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