Currently, I'm wearing lower partials...and probably one of the most DUMBEST mistakes I made in choosing them 20 years ago. Since then, all kinds of repairs were made around them: fillings, crowns, root canal therapy etc. Literally thousands of dollars spent just to accommodate a $400 partial. I've considered bridgework which of course means replacing the existing expensive crownwork, and implants with their potential jaw bone complications risk. That is why if its worth for me to still wait a little further, and see how this kind of emerging technology develops:

Regrowing Teeth