Because it lets them establish a beach-head in a less-demanding market, but one with deep pockets. It also lets them create corporate relationships. With all th

Because it lets them establish a beach-head in a less-demanding market, but one with deep pockets. It also lets them create corporate relationships. With all this revenue they keep adding features until the product is more general purpose and can be used to build anything. If they try to boil the ocean to begin with, they'll fail. This is a more pragmatic, staged approach.