James Lewis - aka the Bald Engineer - tackles points he has obviously tackled numerous times before in his career, when discussing the Arduino devboards. They come from both new-comers and veteran users, he notes.
Check out the post for the full details, but the five "myths" are:
- The Arduino uses its own Language
- Pin 13 Has a Resistor
- Commercial products don't use Arduino
- analogWrite() is Analog
- The Header Spacing was a mistake (or it wasn't.)