Proxies is fast-paced, intriguing and a lot of fun.
There are the philosophical threads for those who treasure such things, but there are also murder and chase, kidnapping and piracy, loyalty and betrayal, and high space adventure. This is what all science fiction novels should aspire to be, but few achieve. The only reason it doesn't actually leap off the shelf is because it's jammed in too tightly. A brilliant twist on environmental terrorism, with a future vision that combines economic vitality and viability with environmental efficiency and protection. The female protagonist, grittily characterized, is tough, believable, humanly vulnerable.