P.S. are you familiar with Walker's response as well? https://sleepdiplomat.wordpress.com/2019/12/19/why-we-sleep-responses-to-questions-from-readers/ https://s

P.S. are you familiar with Walker's response as well? https://sleepdiplomat.wordpress.com/2019/12/19/why-we-sleep-responses-to-questions-from-readers/ https://sleepdiplomat.wordpress.com/2019/12/19/why-we-sleep-... I'll familiarize myself later, and thank you again