What is a smurf account and why are they so controversial?

Is Riot even trying to deal with smurf's anymore? I understand smurf que is apparently a thing, but it's OBVIOUSLY not working. In 2 different games today I had a combined FOUR

What Is a Smurf and How Does Smurfing Work?

Please somebody stop Smurf League! Why there is no precautions against smurfing? Smurfs are absolute harm to the game and everyone. Reporting doesn't seem to work at all. : r/RocketLeague

Fascist Smurfs : Smurf Fascism

I dont undertand how this new smurfing system flagged my account ! : r/learndota2

The Smurfs Anthology #2 (2): 9781597074452: Peyo: Books

What Is a Smurf Account in Gaming? What Does 'Smurfing' Mean?

Overwatch 2 players slam “unimpressive” rank-up content - Dexerto

The smurfs controversy meme by MixelFanGirl100 on DeviantArt

What is 'smurfing' in gaming? - Dexerto

Rihanna To Play Smurfette In Upcoming 'The Smurfs' Movie