Here's a term you might have come across in recent times. By Geoff Nicholson

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But what is a leech? You know when people download your files but won't let you download theirs in return? They're leeching off you.

With some people being charged considerable sums for data transfer, a few leeches can do damage to a web head's wallet.

It's hardly the same as a leech drawing blood out of your body, but some net users do get a bit dramatic at times. It must be all that left-handed surfing.