One of my favorite scenes in Star Trek III is where Scotty has just disabled the biggest / fanciest new Star Ship by removing a few simple parts which he holds in his hand as he says “The more they over think the plumbing – the easier it is to stop up the drain.”
Here is some real life evidence with Amazon’s amazingly complex explanation of the recent cloud failure… it takes over 5500 words that basically come down to:

“The traffic shift was executed incorrectly’
“we want to apologize”

Here is my (1 minute) perspective on complexity and technology …