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David_Gerard comments on My simple hack for increased alertness and improved cognitive functioning: very bright light - Less Wrong Discussion

54 Post author: chaosmage 18 January 2013 01:43PM

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Tags: alertness self-improvement luminosity

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Comment author: David_Gerard 18 January 2013 08:01:38PM 0 points [-]

That's the sort of thing. That's really pricey - similar bulbs are about half the price on eBay.

Comment author: hankx7787 18 January 2013 08:13:28PM 0 points [-]

ah, good call.

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