Oh my God, it cable. Not dialysis. Get over yourself.
For business, work related activity, this is life itself. Remote connectivity makes the difference between working from home and never leaving the office.
Comcast has an obligation to widely communicate such outages as much as any business would to allow for those who rely on such connectivity to make accommodations for the outages.
Customer Experience is a primary focus for any business that wants to retain and grow it's customer base.
The fact that there are very few free market alternatives is criminal, but that is another topic altogether.
He has every right to protest a denial of service under contract. He may even have legal recourse in some cases.
I agree LOL.