Shipping containers are suggested because they tend to offer a great base for construction on the cheap. They're solid structurally (since they need to be stacked, full 4/5 high) and they're very portable for getting to a site fully built. I don't think anyone is suggesting living in a raw container. They're just a great starting point.
There's a lot of creative ways to turn these into a home.
Shipping containers are a fetish among people who don't know what they are talking about - the pictures show two types of structures - structures few people can afford and structures few people would choose to live in.
None of them are as sensible as traditional modular housing:
There's a lot of creative ways to turn these into a home.
https://www.google.com/search?q=Shipping+Container+Houses...
As to calling the result