Well, no. Nowadays, a home will likely become functionally obsolete before it ever decays beyond repair.
Lead abatement
Asbestos Abatement
Total reframing
Earthquake reinforcement
Fire supression
Reinsulation
Rewiring, top to bottom
Replumbing
etc.
In the long run, it is much cheaper, in many cases, to knock it down and start over, even if the structure is perfectly sound.