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Comment Re:Please quit conflating TV's and monitors. (Score 1) 207

One common method of setting up stereo speakers is to set them up so the the left speaker, the right speaker, and your ears form an equilateral triangle. This often makes for a spectacular stereo image.

Now Imagine that the space in between the left and right speakers is now completely filled by a screen, (and that it somehow did not cause acoustical problems)

That's what the optimal screen size for 4k looks like.

Comment Re:Marketing idiocy (Score 1) 261

First, I sit about 9 feet from the TV, not 16.5, so the curvature will be wrong anyway.

If you want to sit 9 feet away from a 4k display, you'll probably need a 120 inch screen. For 16.5 feet away, you'll want a 225 inch screen. By choosing an absurdly close viewing distance, you are depriving the set manufacturers of tens of thousands of dollars. Shame on you!

Comment Re:No Way! (Score 2) 261

It's a reasonably popular gimmick. The local theater is showing four films in 3D-- X-Men, Spiderman 2, Godzilla and Maleficent, as well as seven 2D only titles . A few months down the road, if you want to replicate the experience of seeing any of those four films at home, a 3D TV would be useful.

Comment Re:No bluetooth? (Score 1) 182

Considering how modern processors save power-- turning off cores, reducing frequency, a performance benchmark is an unrealistic workload when measuring battery life-- most battery benchmarks loop video, or test web browsing.

Here's a review of the nexus 7 Note that the battery life under GLBenchmark is dramatically less than the benchmark under "web browsing."

The display brightness for the tablets was set to 200 nits, which is is probably not enough to use outdoors.

[The 2013'sNexus 7] is also incredibly bright. I typically view 500 nits as the threshold for outdoor usability, and the new Nexus 7 definitely exceeds that threshold. The tablet will drink away all of your battery life if you leave it at this brightness setting indefinitely, but if you need to actually use your tablet outdoors for a while the Nexus 7 works.

Those two usage profiles do overlap, though. If you need it to work outside, ready access to an outlet is probably not in the cards.

Comment Re:How about all the rah-rah (Score 1) 129

Interesting. The History of Science is inconsistently taught.

In his paper "Réflexions sur le phlogistique" (1783), Lavoisier argued that phlogiston theory was inconsistent with his experimental results, and proposed a 'subtle fluid' called caloric as the substance of heat.

(wikipedia)

And yet for all this time, I had only heard of phlogiston. Boy was I missing out.

Comment Re:Do we really need new books? (Score 5, Informative) 405

Stross's novels are an extrapolation of contemporary science and culture into various futures. As a geek, you should be able to recognize the beginnings of Stross's fantasies--crypto currencies, IT culture, malware, MMORPGs, maker culture, -- and laugh as these trends are taken to their logical conclusion in the various universes he has devised.

Now, I seek out and read hard SF. The trouble with classic works of this subgenre, (the vast bulk of which is still under copyright protection) is that it becomes obsolete. For instance, take the Bussard Ramjet-- a relativistic spaceship that was (at least for the time)theoretically possible without breaking physical laws. The Bussard Ramjet enabled a host of authors, most notably Poul Anderson, to write stories about Relativistic Time (twin paradoxes, and the like) But IIRC, the fuel density in the interstellar medium is insufficient for the Bussard scheme to work. So all those stories suffer from a patina of obsolescence.

To avoid this, it's necessary to acquaint yourself with the writers of the here and now. Stross is one such writer.

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