The cathode, for instance, has to be made into a fine tip, or set of tips.

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The former Athletico Madrid star and the rest of the Middlesbrough team produced few clear-cut opportunities and it was left to full-back Curtis Fleming to force a fine tip-over save from Steve Harper in the second-half.

BBC: Shearer celebrates his fifty

Van der Gun fired goalwards from 12 yards but Jones made a fine save to tip the ball over the bar.

BBC: Swansea 1-2 Leyton Orient

Zaluska produced a fine finger-tip save to deny Fleck and, from the corner, David Weir was too slow to pounce on the loose ball eight yards from goal.

BBC: Rangers 2-0 Dundee United

McGregor needed to make a fine flying save to tip away a sharp shot on the turn from Brazilian-born forward Cacau.

BBC: Rangers 0-2 Stuttgart

And the Czech keeper pulled off a fine save as he threw himself to his left to tip an effort from the same player wide of the post.

BBC: Sport - Football - Hamilton Accies 1-1 Celtic

Carroll made a fine double save to palm out Heskey's header and then tip away the striker's follow-up but could do nothing about Scharner's far-post effort.

BBC: Wigan 2-0 Derby

Just one more tip from the gurus of the gold rush: Flirting and fawning are fine, but don't discuss bank accounts.

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Most are simple designs, essentially a pen with a rubber tip that mimics the conductive property and shape of a fingertip. (Steer clear of styluses with fine, hard plastic tips, which are designed for older gadgets like the PalmPilot and won't work with today's touch screens).

WSJ: The Pen Is Mightier Than the Swipe