Have you installed the gnome-themes gnome extensions ? Once installed you can change the theme. Notice that shell theme and app themes are not the same thing. Also, notice that you need to take a gtk theme that supports gtk3 and gtk4 if you are using recent gnome

Dude chill it’s not crypto

I closed my tabs with the window automatically

I used to make bash scripts to either create infinite terminal and crash my classmates PC or use text to speech in bash or loop closing and openind dvd reader :p