We must follow it not only when it is convenient, but when fear and danger beckon in a different direction.

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Some might see this crisis-of-faith as very convenient when the show is reaching a point where it can do with or without the character (Jones appears very little this season).

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Being wrist-mounted, a watch is always close at hand, which makes it particularly convenient when operating contactless readers on public-transport systems (such as those used by London's Oyster system).

ECONOMIST: MONITOR

There's also a trite love story between Ferris and Aisha (Golshifteh Farahani), a nurse whose main function is to prove that Arabs aren't just people, they're also convenient pawns when it comes to engineering a good old-fashioned melodramatic ending.

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When you think that this is as likely to be a central media hub as a primary computer, it's convenient to be able to walk by it and tap the screen without having to sit down in front of it.

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