I am sure they noticed the smog. Besides, lots of people see and comment on things they do not understand all the time. Influence is not necessarily a conscious

I am sure they noticed the smog. Besides, lots of people see and comment on things they do not understand all the time. Influence is not necessarily a conscious process. In the same way as it is known that Monet’s painting was probably influenced by his poor sight even if there is no evidence that he did it on purpose.