A friend and I review each other’s “in case I’m dead” documents on a ~yearly basis. He runs a small MSP (~200 clients), I run a variety of small income producing things. The point of the documents isn’t to run the business perfectly, it’s to capture the day one…thirty issues for the survivors to either shut the business(es) down cleanly, or sell off. Even a simply "if I’m dead, this is what you should do” document is…
As a business founder, you really have to think even beyond life XD. I agree with you that we should think about who will handle the business if you pass away. It's what you built and leaving it to someone who is messed up might ruin it :(( I'll ask more about this to my folks at Founders Cafe. https://founderscafe.io/