https://blogblogupvertercom.upverterwordpress.com/2014/05/28/schematic-style-guide/
styling tip for improved readability passives to rails (gnd or pwr) (i.e. i2c pullups) should be vertical and other passives (i.e. shunt resistors) should be horizontal.
higher potential on bottom, lower potential on bottom
schematics should follow a logical left to right flow as this is how humans are used to reading! \
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