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3.81 of 5 stars
It causes riots and religions. It has people dancing in the streets and leaping off skyscrapers. And it's all because of the impenetrable gray shie... read full description

reviews

Oct 31, 2009
Jason rated it: 3 of 5 stars
The rest of the universe has somehow quarantined humanity with a Dyson-sphere-like bubble around the solar system, all because the human brain has the ability to collapse all the possibilities (*eigenstates*) in each quantum event, thereby reducing the potential and actual diversity of the cosmos. Egan takes this premise and asks, "OK, what if someone became consciously aware of this collapsing process and began choosing which eigenstate was made manifest?" What if each moment were a s More...
Sep 10, 2011
Michael rated it: 3 of 5 stars
If you really like quantum mechanics and philosophizing on all of the strange reality that it entails, then you'll love this book. Otherwise, it's basically a mind f---. The ideas explored here aren't novel, but they are taken to such an extreme that it's hard to enjoy the book as a story instead of a thought experiment. And a challenging one at that - even with quite a bit of qm theory under my belt, I still ended up re-reading pages to make sure I kept everything straight. As a result, I o More...
0 comments like (1 person liked it)
Apr 06, 2010
Glenn rated it: 4 of 5 stars
With Egan, you get your sci-fi hard and weird, just the way I like it. It's 2068 and the solar system has been quarantined inside a huge bubble for decades. Nick is an ex-cop private eye hired on a missing persons case. His anonymous client wants to find a profoundly retarded adult who was kidnapped from a care facility, the same one she escaped from twice previously. In the absence of a ransom demand, Nick imagines all kinds of reasons why this woman would be valuable and how she would be t More...
Nov 01, 2011
Space rated it: 4 of 5 stars
This book taught me a lot about Quantum Mechanics, and inspired me to dive into the science itself and get a better idea of what he was talking about. Greg Egan is a scientist more than a writer, and thus his fiction has a lot of science in it. A whole lot. It almost reads like a science book itself, so the storytelling will take a bit of a hit here. He's not a bad writer, he just gets a little Crichtonism, in which he wants so badly to push his idea that he takes more time noting it out tha More...
Sep 21, 2011
Jason rated it: 4 of 5 stars
4 Stars

I am giving the overall of this book 4 stars only because Egan is not afraid to write hard science fiction. This is my second Egan novel that I have read, Clockwork Rocket (a book that I loved) being the first. Greg Egan is not afraid to use fiction to explore real science, physics, quantum mechanics, and deep philosophy.

This book Quarantine, a first in a trilogy is focused around quantum mechanics, specifically around a measurement known as Schroedinger’s Cat. More...
0 comments like (2 people liked it)
Jan 30, 2010
Jeff rated it: 5 of 5 stars
This review has been hidden because it contains spoilers. To view it, click here
Feb 20, 2011
Joe rated it: 4 of 5 stars
This book is built on a lot of great ideas, and there are some nicely whimsical stylistic touches, like the way that the narrator parenthetically gives the manufacturer and cost of each brain modification that he mentions, as though it was the New Yorker shopping issue. This is a bit of a spoiler, since the book starts out seeming like a cyberpunk private eye story, but in the end, the book presents a novel take on Schrödinger's cat-style quantum observer issues.
Nov 13, 2011
wychwood rated it: 3 of 5 stars
I love how Greg Egan can write incredibly hard SF - I mean, most of his stories revolve around pure mathematics or quantum physics - without ever ignoring the consequences for people. I don't remember his stories very well between times (this was a re-read, but I couldn't have told you anything about it) but they're always worth the effort.
May 13, 2011
Toggedout rated it: 3 of 5 stars
There were some really interesting ideas in this books, specifically about the ability to utilize the wave properties of quantum particles to whittle away all possible outcomes, but it was a little heavy, a little redundant, and ultimately led to very little satisfaction at the end. It was well written, thoughtful, but just a little too...precocious.
Jul 28, 2009
Nick rated it: 4 of 5 stars
Read this in college. It's really quite a good mystery and primer on probability, wave functions, and Feinman's theory of sum-over histories. It also makes one think out-of-the box on what life in other places could be like, even though you never see an alien or anything. I'd like to see Ridley Scott direct the film.
Aug 06, 2011
Bryan added it
Brilliant, even by Greg Egan's high standards. Schrodinger's cat on steroids, a fast-moving novel that fantastically combines a genuine human story with clever physical insight that gets to the heart of the paradox of quantum mechanics. Not for the faint-hearted, but definitely worth the effort.
Sep 06, 2010
David rated it: 2 of 5 stars
This book starts with a nice idea, and at first seems like a good cyberpunk novel.
However, the story gets stuck quickly into metaphorical technobabble about quantum states and probabilities, and becomes very arid and uninteresting.
I didn't like this book, although I finished it anyway ;)
Jan 07, 2011
Luke rated it: 5 of 5 stars
A friend bought this as part of a "3 for 2" deal and didn't want to carry it back to Australia as he had too much luggage. Lucky me! A great mind f*ck of a book that I found difficult to believe had been written nearly 20 years ago, as much of the underlying theory seemed very current...
Aug 27, 2011
Jason rated it: 4 of 5 stars
an excellent blend of science and fiction, with a cyberpunk bent. weaving quantum mechanics into fiction is a particular challenge and one that i think Egan did well. i will definitely look into his other books. thanks, web!
May 08, 2011
Owen rated it: 4 of 5 stars
It starts out as a futuristic tale that then heavily focuses on the nuances of quantum mechanics. Very interesting read, but near the end comes off more as fantasy then sci-fi.
Mar 30, 2009
Shelly rated it: 4 of 5 stars
A pretty good book that got a little thick into its exploration of quantum mechanics. Sometimes the science got in the way of the fiction. Otherwise, rather enjoyable.
Sep 04, 2011
Barry rated it: 4 of 5 stars
Loved it until the end, when it settled for a bit less in my view. Still, a gripping read, a gritty reality reminiscent to me of Mindstar Rising by Hamilton.
Dec 10, 2010
Sandyboy rated it: 3 of 5 stars
very well done but just a bit to chaotic for me. read it in a hospital ward and it served as a good distraction from me daughters heart surgery
Jul 31, 2011
Gendou rated it: 3 of 5 stars
Spin is a total rip-off of this book!
Human minds as a metaphysical quantum observer.
This one was a little too wacky for me to really get into.
Feb 02, 2011
Lauren rated it: 3 of 5 stars
The writing was a tad clunky (and I haven't read sci-fi in a while, so there's that...), but the story was quite compelling and well-done.
Nov 09, 2010
Anastasia rated it: 3 of 5 stars
It was ok. Idea-driven scifi, the idea itself interesting enough, but explained and overexplained to death, at the cost of plot development, much less any character development.
Mar 23, 2010
Alex rated it: 3 of 5 stars
pulpy but awesome

won't see portable gaming devices the same way after reading this

;)
Apr 19, 2009
Michelle rated it: 3 of 5 stars
Though I only understood about half of this book, I really liked it. Especially the end part.
Jul 30, 2011
Steven rated it: 4 of 5 stars
Baffling at time, amazing at others. The final 1/3rd is simply awesome.
Jan 15, 2012
Mikael rated it: 4 of 5 stars
Greg Egan’s first full length novel already shows the author’s uncanny ability to write stories that baffle on all levels of storytelling. He presents us with a rather high-tech cosmological mystery and wraps it in beautiful philosophical speculation and keen, psychologically plausible character content.

“Quarantine” isn’t quite as completely ingenious and whole as most of Egan’s work, but it’s nevertheless a smart, compelling and ambitious speculation that has so much guts it almost More...
Jan 28, 2010
Jerah rated it: 3 of 5 stars
Quantum physics sci-fi! What could be more fun! After I finished this book, I had a dream that I was trying to access a different quantum reality in which I was a skinnier version of myself with the help of a big, silver car-windshield sunshade thingie...
Jan 21, 2009
Andreea rated it: 4 of 5 stars
Really surprising
Nov 18, 2010
Ben rated it: 5 of 5 stars
Mind blowing
Jul 08, 2010
Chris rated it: 3 of 5 stars
i burned through this pretty fast (for me) and had a fun time reading it, but i felt kind of bad for enjoying it, given that it's basically a trashy spy novel with super trite notions of quantum physics. if he'd've just used words other than "quantum mechanics", "wave collapse", etc. i probably would have felt better about it.
Jan 09, 2012
Jeff Pennal rated it: 2 of 5 stars
Interesting concept, poor execution