A shoe shiner sits poised at their corner, made tense by the hot pavement, next to a busy street, desperately calling out to the passing cars with offers for their shoe shining services. No one in the cars can hear their calls. Windows are up, people are talking hands-free, air con is on. Those who do walk by are looking down at their phones and besides no one is looking to get their crocs shined. Those who are out in the heat are probably looking to make their own bit of dough or find a plac...