I am only 37 and havnt seen the ups and downs like you have, but in 2001 I had to have massive brain surgery and it gave me a new perspective on risk management.

I had to have neck surgery in 2018 for 2 herniated disks related to flipping houses and was off work for 6 months.

Granted it's a long ways away, but when AI performs better in legal, surgery, transportation and retail than humans, what would it NOT be able to do?

It's not rocket surgery to pay attention to demographic trends, economic signals, and basic human behavior to figure out what areas are a safer bet for investing. 

I was a fitness trainer (labor of love) and I lost a lot of work during the pandemic the following year I was rehabbing from surgery.  

They are advertising very cleverly.Would you let a doctor remove your gall bladder who said to you, "I read a free ebook about the surgery.  

He is in a surgery office and makes well over $100k.

Initially it was to be an investment property but I lost my job and decided to keep it as a primary residence until I can rebuild my finances and credit.i have since had my surgery and have found another job but for that 6 months I couldn’t work, I had 2 mortgage lates and my credit took a huge hit but it’s being repaired through me paying my debts down and paying bills on time since.

Seasoned surgeons shouldn't botch a surgery. 

I don't tell people how to do a 5 way bypass even though it is a cookie cutter surgery now a days and there may be a book on it or a software program that might explain how to do it.