Everyone is talking about rm -rf /
and damage to storage drives, but I read somewhere about EFI variables having something to do with bricking the computer. If this is possible, then it’s a lot more damage than just disk drives.
Edit: this is interesting SE post https://superuser.com/questions/313850
https://www.androidpolice.com/whatsapp-chat-apps-interoperability-work-in-progress/