We have had Roombas for 20 years and they still can't clean floors properly, let alone do anything else. "Could be porters" is a judgement by someone who has n

We have had Roombas for 20 years and they still can't clean floors properly, let alone do anything else. "Could be porters" is a judgement by someone who has never been a porter in a hospital. The social skills required are fairly high-level. Higher than the average journalist's.