"The security services - they are clever - they will find me out, " he said.

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This approach, on balance, strikes me as extremely clever, although not without some concerns.

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The clever bit (and forgive me - it's hard not to make this sound like a plug) is wrapped up in the software being worked on by a team of about 70.

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The Twitter integration is the really clever bit, it seems to me, allowing users to bring the running commentary of the tweetstream alive in the conference hall. (In this sense, Holler Gram may be disruptive in more ways than the developers intended.) Does it have a future?

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Although I would not dispute the need for the four qualities you put forward, the words you use to explain them in this article suggests to me a cold astute clinical clever person who has identified the factors of a successful formula and applies it rigorously in a process way to people and things.

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As a nine-year old it was obvious to me that there must be some very clever trick to making huge sums speculating in the markets.

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But something tells me this won't be the last time this year that those clever officials at the Bank and the Treasury are asked to come up with something new.

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Which brings me around again to the Lexus system, which just four years ago seemed quite clever and now seems clumsy and naive, compared with the recent crop of systems with capacitive (touch-sensitive, iPhone-style) touch screens.

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