Beyond the macro-economic explanation, there's a more nuanced answer to why human salespeople aren't going anywhere.
Arm your sales team with tools and processes that maximize efficiency so they can focus on the important things: the customer and driving revenue.
Knowledge graphs make speech recognition and text analytics immediately accessible, enabling real-time customer interactions that can maximize business objectives and revenues.
A person's change of address used to be a major marketing trigger. Now the triggers are everywhere.