If I had to pick one horror story that I get messaged about the most, it would be the dreaded bootloader. “It’s missing” or “I have a black screen of death..” and some people edit their grub.cfg without realizing it can disable you from booting at all, essentially turning your computer into a brick. Yay!
EDIT regarding Video: Don’t take life too seriously, you’ll never get out of it alive. ;-)
Most of you already know that when you power on your computer, the first software that runs is a bootloader that invokes the OS from the computer. GRUB, the GRand Unified Bootloader, is an important part ofmany Linux systems. Above are a few tips to help address the issues with Grub 2.