This is what's bullshit
NO muzzle blast
NO noise
NO recoil
No means zero. A can reduces the first two significantly. The recoil reduction is debatable.
But there is still blast, noise, and recoil.
It takes a special kind of dumb to ignore the advice you've been given here. I pegged you as one of those from the start. That's why I don't bother with constructive advice.
Despite what you heard in those discussions neck tension IS an interference fit. If it weren't the bullet would drop...
It's amazing to me how little analytical thinking goes into most of the responses in threads like this.
The post you're correctly replying to is a perfect example