Because actual traffic for the overwhelmingly vast majority of users is asymmetrical, and traffic engineering isn't about the 1 out of 10,000 customers who want

Because actual traffic for the overwhelmingly vast majority of users is asymmetrical, and traffic engineering isn't about the 1 out of 10,000 customers who want to run a server. Even remote work is highly asymmetrical, at least looking at stats on the couple of tens of thousands of users we have WFH. Illegal? Under what delusional definition of 'illegal' would you classify "doing what works for pretty much everyone but you"?