Actually Google AdWords says that you have an average of 40k searches per month for "bitcoin" in Nigeria and more than 1 mio. searches/month in the US.
That's it. I'm running my own dedicated servers for my business and had zero (ZERO!) downtime in the last three years. How much downtime had the big cloud players?
You just have to build high-availability into your software. I'm using six Hetzner servers for over 1.5 years now and the only problem I had was one disk failure - support needed 10 minutes to swap it. I can highly recommend them!
I pay them ~200 euros per month for what would cost me 2.000+ dollars on aws...
Lately I bought a book (python machine learning) from a local bookstore for 15$ less than on Amazon. Crazy - never happend before. To me it seems like Amazon is constantly losing competitiveness as they try to get more profitable.