This is an incredibly accurate article showing the difference between the stereotype and reality.
When we moved to The Villages, we came within 1% of our budget for the house, new car, golf cart, furniture, remodeling, dishes, and incidentals. It would have been closer, but the fridge died a few months after we moved in.
We aren’t millionaires, but we think and spend like the ones you describe.
My wife thinks that I splurged on her gift membership to Medium, but my articles have covered the cost.