Supercomputers can predict the weather, design cars and simulate nuclear explosions.
Trying to make a profit in such a niche market is sort of like being an artist. When you sell a painting, you eat like a king. When you don't, you live on macaroni and cheese. Cray, known as Cray Research before SGI bought it in 1996, is the granddaddy of supercomputer companies. Making a profit in such a niche market is like being an artist.