Morality depends on culture, what is wright in one culture is wrong in another. This is easy to see and pretty obvious, unless that you are some kind of supremacist that thinks that your beliefs are the only valid. If your problem is pain you can kill the animal with one shot in the head and it will be painless, some farmers do this in order to avoid suffering.
Morality depends on culture. What appeared through evolution is culture, but no one culture or the right culture. What is right in one culture is wrong in another one.
By eating vegetables you are doing harm anyway, they are living organisms after all.
Yeah, I use MPV as a external player and it’s great because you can highly customize the way you watch videos. I like equalize the sound and through a MPV script I save the video from cache with a keystroke if I liked it. Sadly watching with subtitles stopped working some weeks ago.