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A comment on Sprayprinter – A graffiti robot startup. Parent comment

Re:Sprayprinter – A graffiti robot startup by ninju on Thursday March 21, 2019 @01:00PM (#19454591)
Along with some kind of Z-axis calibration to validate height (GPS or barometer based) since drift due to slippage or weight changes is quite possible
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Re:Sprayprinter – A graffiti robot startup by haihaibye on Thursday March 21, 2019 @04:32PM (#19456979)
Or markers on the wires.
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Re:Sprayprinter – A graffiti robot startup by SiftedTech on Thursday March 21, 2019 @03:58PM (#19456603)
Thanks both!
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