I (S3) strongly consider to main viper. What piece of advise would you give to me? So far, I mained jett but also often played brim and sage. Also, do I need to learn lineups to become a good Viper main? Thanks!!!

I just saw this video of how Valorant is dead on the EU side and that people there hate Valorant and don't wish to play it just because CS is too good and shit like that. Can anyone from Europe confirm this? It's actually kinda worrying if...