Meet the army of robots coming to fill in for scarce workers

One of the most significant barriers to adoption of robots of every kind is that, however much they've improved in the past few years, they remain clumsy and inflexible compared with humans. — Photo by Possessed Photography on Unsplash

A new wave of robots is arriving — and, in a world short of workers, business leaders are more eager to welcome them than ever.

A combination of hard-pressed employers, technological leaps and improved cost effectiveness has fuelled a rapid expansion of the world's robot army.