This is a compact and stylish camera, filled with features that are useful not only for events, but for everyday snapshots as well.
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These networks are too cheap and useful not to become mandatory.
But at least this is a result of a thought-out policy, thought-out approach as to what is useful or not useful to the United States of America.
Some 13% think they are useful, but not easy to use, while another 9% think they are easy to access but not useful.
This is why Apple is in the perverse position of arguing that design elements which make good smartphones so useful are not functional at all, and merely decorative ornamentation: if it admitted these features were actually useful, it would forfeit its design protection.
Those who think it could be useful may not, therefore, be swayed by moral or legal arguments.
And if they are, it doesn't matter to me if what they're doing can be called useful or not.
The insatiable appetite for cars arrived once they became really useful, not just affordable, but also safe, easy to operate, and affordable.
Retrospective analysis is a useful albeit not gold standard form of evidence.
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Useful or not, life vests are a legal requirement on ocean-bound flights.
The original grand vision of Tobii's founders was to put eye-tracking technology into every computer, but there are some that wonder if eye-tracking might be the next Bluetooth, useful but not widely used.
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Still, even to non-technical people, it was clear that there were logical processes that controlled the gears of mechanical systems or the circuits of computers in ways that were useful and not, at the time, obvious.
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After all, a board needs directors who can offer useful guidance not just about strategy, but also for conducting affairs in a way that enhances corporate standing and builds needed relationships with shareholders, government, partners and patients.
The book will represent a useful resource not only for journalists, academics and civil society organizations, but also for governments, reminding them about the importance of this right and providing them with an assessment of achievements and shortcomings in relation to it.
And although raising borrowing limits might be useful to those customers, arguably it is not as useful for the economy as providing actual loans to companies wishing to expand, or diversify.
However, such activities, though useful, do not require a formal military alliance among the western powers.
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Cholinesterase inhibitors are not useful in dementia caused by Huntington's disease or traumatic brain injury.
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They are not useful in discussing the distribution of total income over this time period.
And almost two-thirds described a tick-box approach to measuring progress as "unhelpful" or "not useful at all".
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During the process they also learned that obtaining useful information does not have to be difficult or expensive.
Overall, these ingredients fall in the not dangerous and probably not useful category, with a couple of exceptions.
The idea of getting SAWs to do useful work is not entirely new.
"I really do think that strategic thinkers who never adjust their strategy or their thinking are not useful, " she says.
Many ecologists now accept that prohibiting everything in the name of protecting nature is not useful, and so are being selective.
Professor ANDREW BACEVICH (Boston University): The neoconservative perspective really is not useful.
Money was useful, but not entirely important: the sheer will needed to actually do something seemed to make it possible, whether it was expensive or not.
Mr Blunkett added that he agreed with the assessment made by Trevor Phillips, chairman of the Commission for Racial Equality, that the term "multiculturalism" is not useful.
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