PianaOS

PianaOS is a OS
Operating System	Cost	Level	PSOD
PianaOS 1.0 	$0.3	25 	OH NO!
PianaOS 2.0 	$0.6	50 	(PIXOLOTL)
PianaOS 3.0 	$0.9	75 	Wublins
=== What is missing? ===
PianaOS 4.0