@Josephadam In what way doesn’t it make sense to you?
I’ve only included it as additional information, not as a precise explanation for the issue you’re facing today.
The thread is 5 years old, it’s been Netlify’s recommendation for as long as I can remember.
As it says:
There’s also this other thread:
Which is fine, if it works it works.
I’m only pointing out that it’s not what they currently recommend.
For specific details as to why you’d have to read those threads and ask further questions for them to clarify.
I also included it since as it mentions:
That may do something, it may not 
But if your site is currently down, and it’s an option for you, it may be worth a try.