"He keeps his cards close to the vest, so it's hard to tell what he's thinking, " he says.
What Lanier describes as "mashup" culture -- where nothing is quite a whole work but rather snippets of things remixed together -- leads to aggregation of aggregators such as FriendFeed, where it's hard to tell the source of a work, idea, or quote, and where there is barely any context, if any at all.
It's hard to tell when the band is winking at its audience, yukking it up behind epic double-guitar leads and dramatic drum fills.
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But it's hard to tell exactly where society comes down on the balancing the risk-benefit scale.
"It's hard to tell if TV or the Internet was the driver, " he says.
"It's hard to tell anything on the first date -- you're so on the surface, " she explained.
It's hard to tell at an early stage when entrepreneurs are going to do something that is really important.
It's hard to tell in this expansive world wide web of ours, but certain tipoffs can be telling: 1.
Gustavo Santaolalla, Babel: On this seemingly-improvised score, it's hard to tell where the director's soundtrack ends and the composer's contribution begins.
Strangely, it's hard to tell whether Hawaii is the best or worst laboratory in the nation for this unusual political experiment.
But really, it's hard to tell exactly what he feels about the announcement regarding Fannie Mae and Freddie Mac based on that.
It's hard to tell if they themselves are or aren't religious.
There are about a dozen employees ambling about, some dressed so casually it's hard to tell the veterans apart from the college-student interns.
It's hard to tell how much of this is due to the recession and how much is the ongoing shift from print to e-marketing.
"It's hard to tell in advance what effect a principle will have, " says the FASB's scholarly vice chairman, Robert Sprouse, a former Stanford University professor.
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There are some moments that stay in our minds forever, and sometimes it's hard to tell which things will surface to the top and which ones won't.
Indeed, the Bush-Enron connections are so close, it's hard to tell whether Enron is the house that Bush built or Bush is the house that Enron built.
If Bitcoin ever could establish itself as a legitimate payment scheme, which I doubt, it's hard to tell what the appropriate exchange rates should be with respect to other currencies.
But he knows that because he lost the race, it's hard to tell the GOP to listen now to what he has to say about how to improve the party's message.
If Apple stumbles with Jobs gone, it's hard to tell who would have the best shot at producing the next iPhone: Nokia, Motorola and Sony Ericsson all have plenty of talented designers.
"If you don't understand where you are, it's hard to tell where you are going, " says Steve Blank, professor of entrepreneurship at University of California, Berkeley, and an investor in Startup Compass.
Now, it's hard to tell if Keller is speaking from insider information or if he's just another member of the media convinced that Apple's tablet will be launched in the New Year.
It's hard to tell in the reddish darkness of the Apple Barrel, a cluttered jazz bar on Frenchmen Street, especially when a drunkard wobbles by, momentarily blocking the view of the tiny stage.
While it's hard to tell the physical features from the blurred shot, the wider spacing around the Windows Phone soft keys suggests this might be a larger device than the existing Lumia 920.
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"In these shooting incidents where there's a lot of gunfire, it's very hard to tell what's happening, " he added.
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Curiously, the camera doesn't beep when turned on with the remote, so unless you have an assistant standing by to look at your little light it's awfully hard to tell whether you're recording.
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