It's opposite of complicated. To have something so simple it's to simple.

Doing it the easiest way possible, keep it simple Stupid KISS METHOD. No unnecessary steps to be taken i.e., gift cards instead of looking for the perfect gift that’s not perfection or perfect let them pick it out. Eliminate stress from your life due to unnecessary decisions, issues, concerns.

Well mannered player of Warcraft III, and member of the gamers clan. Usually well-mannered, mostly due to his lack of skill.

someone who is considered mentally inferior.
Basically an idiot.

Not quite getting high but enough to be Simplistic Buzz.