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Comment Re:What about fans of vinyl? (Score 1) 251

The top end turntable motors were induction rather than synchronous. A synchronous motor changes its phase angle relative to the power source due to load variations much more, leading to excessive wow. I think there were hybrids that melded the advantages of both, but it has been too long, and I was never really into motors.

Comment Re:Simple and Cheap! (Score 4, Interesting) 251

Also they have been around since well before crystal oscillator based clocks were economically viable for consumer use. Power companies would tune the frequency to keep them within several seconds. This is going back 50, maybe 60 or more, years. They had an advantage over crystal based clocks in that long term drift was eliminated by the tuning.

Comment Re:this seems wrong-premised (Score 1) 97

I think the case was started under President Carter and the resolution proposed by AT&T itself, but the comment is insightful. As I recall, and I'm that old, it had become clear that the monopoly was holding up progress, keeping prices high in the face of face of falling costs, and restraining technical advances. The Carterfone (no known relationship) case comes to mind.

Comment and not just in the US (Score 1) 142

Quite a number of years ago I worked for a British Telecom joint venture. The old BT hands like to laugh about sabotaging the connections of their then sole competitor, Mercury Communications.

My take after working for a number of telecom companies is that there is a pervasive culture of impunity.

Submission + - Anti-surveillance clothing aims to hide wearers from facial recognition (theguardian.com)

jmcharry writes: The use of facial recognition software for commercial purposes is becoming more common, but, as Amazon scans faces in its physical shop and Facebook searches photos of users to add tags to, those concerned about their privacy are fighting back.

Berlin-based artist and technologist Adam Harvey aims to overwhelm and confuse these systems by presenting them with thousands of false hits so they can’t tell which faces are real.

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