From the top of my head - mildew, moisture buildup, dust, structural cracks...

*K&T wiring insulated with cambric and asbestos is not rated for moisture exposure. 

Also, they can penetrate neighbors' walls easier.  12 Gauges are just a lot scarier, more accurate within 10 to 20 yards- especially during times of stress, do more damage, plus less impact to neighbors.Will re-post some insurance and fire posts I already did for LA fires. 

And you'd be shocked at how fast things grow back. measured in days not weeks or months if has moisture. 

Moisture in a bathroom is killer.

Next steps are to put down a roll of plastic to prevent moisture or wet floors. 

Otherwise, the dry ground will suck the moisture out of the ground. 

I return to my cocktail of winter moisturizers tonight when I land in Denver.I understand why it is more expensive here.

I understand it will take more than a message to penetrate the core of your being however i hope you can start to see this situation from a different perspective.

We just discovered a crack in the concrete slab foundation that is a borderline major problem:- It is a vertical crack about 1/8 inch wide that is at least 9ft long, which is causing a 3/4 inch drop in the flooring and some evidence of old (luckily) limited moisture and termite intrusion. - BUT, it also appears old and probably a symptom of the original house settling.