There are still countries where internet connection can go offline,from time to time, which makes online web applications risky. I wonder all these web servic

There are still countries where internet connection can go offline,from time to time, which makes online web applications risky. I wonder all these web service providers considers this what i call "the cost of being offline".Let's say, my work 40 hr a week can afford being offline for 3-4 hours for an invoice web application where as in email, this will cost me much more.