You forgot to respond to anything except the "houses" part of this.

It's obvious what GP and others are saying - that the concept of things like "papers" and "effects" are no longer as concrete as they used to be. What used to be physical letters stored in one's home are now emails stored on any number of servers.

> Please respond to the strongest plausible interpretation of what someone says, not a weaker one that's easier to criticize.

https://news.ycombinator.com/newsguidelines.html

Amazon's echo and other such IoT devices do extend this to "houses" but isn't quite as ubiquitous.