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Some tech topics I wrote about recently:
Laser cinema projection grabs the headlines, but smaller-scale boardroom and classroom projectors will be a bigger market by far. The technology for both is getting better all the time.
Monitoring brain activity is going to be an entire industry in ten years time, if what happened in genomics is anything to go by. But investigating the working brains of live animals going about their business has been a hurdle — until now.
The rangefinder system in the Google X driverless car uses lidar and costs tens of thousands of dollars; this one from MIT is taped onto an Android phone and does not. Strap it to your wheeled platform of choice.