Yes, Yasuo is bad. Yes, it's because of Conqueror, some bugs, nerfs to his base stats, and itemization problems. Yes, his winrate is terrible. No, people won't ban him any less. :
League of Legends is getting new clothing collaboration – and a Prestige Yasuo skin | PCGamesN
League of Legends patch 10.12 rundown: Yasuo suffers, Viktor gains and the return of Ghost | GINX Esports TV
League of Legends: Is Yasuo getting nerfed in next patch?
League of Legends patch 12.7 preview highlights more Zeri nerfs, buffs to Yasuo and Yone, and more
NERF YASUO SHEESH - YouTube
NERF YASUO - YouTube
Riot puts an end to tank Yasuo with fantastic nerfs on the PBE
YASUO GETTING GUTTED? | Is He Too OP? - League of Legends - YouTube
Mark Yetter on Twitter: "Another round on 10.12 patch preview. Tentative changes included, still may tweak a few more things before locking it down. https://t.co/oqjUi40TfS" / Twitter
League of Legends: Wild Rift - The might of Targon's aspects descend from the heavens this patch, bringing nerfs to Aurelion Sol, the Conqueror rune, and backdooring. Get ready for Patch 2.1b.
LoL Patch 10.16: Evelynn Flex, Yasuo Buffs, And More!