Probably for good. Dead. She was proposed back in the early days of vtubing. The space is more competitive and defined now -- the definition doesn't currently fit whatever she could realisticly be.
What can she offer as a mascot of 4chan? Will she show you greentexts all day? It's just absurd to imagine any useful connection to 4chan with some random girl being the offical mascot.
We're also on a site increasingly being treated as the most radical surface website you can find, blamed for shootings and all else.
Now Netflix sheep? She'll watch anime with you. She'll reccomend anime Netflix has. She'll talk about anime weekly and what's happening. It makes perfect sense.
Idols? Yup, makes sense -- they sing and dance with unique personalities and high quality vocals. The idol part really shows with the connected universe they have, where you've funny stories and the like as well as the knowledge they all seem to like eachother a fair bit. Good people, more or less.
Gamers? Easy. No need to explain.