Unless you’re using js in your hardware drivers it’s very unlikely to bring down the entire computer
But with the state of software development maybe you are /o\
You don't need to quit, cutting down is fine. Even just trying a replacement (bean chilli instead of beef) one time is great too. If you like it you can replace more often, if not try something else.
The climate costs of feeding animals for us to eat do make eating meat inherently harmful to the planet.
He probably found it very hard to make any accounts on computers