由此，“光进铜退”从一个技术趋势，演变为一场席卷资本的确定性预期风暴。
（作者为三峡植物园林业技术推广站站长，本报记者吴君采访整理）
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Brain-tracking wearables have been around for years, but there are some newer devices that have been tailor-made for meditators. These gadgets track the brain during meditations and offer real-time feedback. It’s a real boon for the data-obsessed, but also a real bank account drainer, with some gadgets costing thousands of dollars. I took two of the more-popular options for a spin to see what they’d make of my brain.
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