It’s early Sunday afternoon and Angelo*, a welder from the Philippines, sings Robbie Williams’ song Angels at the top of his lungs inside a flat he shares with fellow migrant workers in Sosnowiec, a Polish city of some 190,000 residents long known for its mining and steel production. In the background, there is the clattering of cutlery as another Filipino man chops onions and throws them into a large pot with pork, amid occasional giggles from his young daughter. More than 6,000 miles away, in the Philippines, she is following her father’s steps via a video call on a mobile phone balanced on …