Why does the author use this as a title of the following Paragraph:
Toasters and insulin pumps
But email is not solely the province of people. We've been hooking up machines to email for decades. By 2040 we'll have trillions of sensors and devices engaging in conversation with people and each other. Notifications from our bodies (Quantified Self), our things, and our places will be in our Personal Clouds. Our inboxen will test Inquiries from stranger devices just like inquiries from strange people: Is this notification from the bus you're riding worth your attention now? If so, what's the best context and form for engaging with it given you're in a space where it's impolite to talk and you're using your hands to hang on for dear life?
Please advise how to make a research in this case? Looking for meanings of words in dictionaries and googling didn't help.