In a small fabrication shop on the outskirts of Montreal, the hum of machines never really stops. For years, that hum was the soundtrack of craftsmanship — of skilled welders shaping steel with precision and pride. But over time, the rhythm began to fade. Skilled welders retired, new hires were hard to find, and projects kept piling up. Then came the turning point: the first collaborative welding robot — a cobot — rolled onto the shop floor. At first, the team was skeptical.