Human folly for 02017-04-02

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• (youtube.com):

  this #video on buck converter #hardware is really excellent, starting with Arduino PWM

• Sjos$Pds (labormarketinfo.ca.gov):

  #PDF: employment falls in Santa Clara County, California, #USA #politics #economics

• 20170321 Hong Kong 3D printing startup Peopoly launches 1250 moai SLA 3D printer (3ders.org):

  a 100μm layer height SLA #3D-printing machine for US$1250