Yasuo, Akali, Fiora, and Jax are getting buffs on patch 10.16 - GameRiv
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. :
NERF YASUO SHEESH - YouTube
NERF TRINITY FORCE YASUO - YouTube
League of Legends patch 12.7 notes: Jayce & Zeri nerfs, Yasuo & Yone buffs, Arcana skins - Dexerto
Thank Bard, the Yasuo nerfs are finally here - The Rift Herald