That's funny. Just yesterday I wrote a blog post that mentioned telerobotics [1], as I've become interested in how the global economy has changed since 1990. The book I was reading that inspired it (which I thoroughly recommend) [2] talked about how telerobotics was going to help break down the last of three constraints on globalisation: moving people. The other two are: cost of movement of goods (1st modern industri…
Also to take your example: walking a dog can also be considered a high-skill job. Sure you don't need a degree, but you need empathy and kindness. Pretty hard to teach to some people.