Until dental implants came along, fixed teeth like this were an impossibility.
Before:
After:
Everyone knows the more you do something, the better you get-hopefully. Along with this come advances in technology. The combination of these makes for better outcomes.
The old joke about dental implants is, you need bone and money. Bone can be created. Money is usually earned.
A light bulb went off in my head several years ago. Every other patient I see my age, has spent their whole life in a dental chair with a continuum of treatments.