Three types of r/arduino posts:
------------
*blurry photo of the corner of a breadboard and a few wires*
"What went wrong?"
"...Can you provide some more information?"
"It's not working."
------------
*Video of an LED coming on at a handwave because of a floating pin*
"I think I just invented magic!"
-----------
*Photo of a starter kit*
"What's this I just bought?"