He was acting as the Solicitor General of Texas when he tried those cases. The Supreme Court happens to be located in D.C. For the time it took to present oral arguments before the Supreme Court he had to be physically present. Oral arguments are usually limited to an hour or less. Sheesh!
Don’t bother wasting your breath. Ol napsy is a dyed in the wool barking moonbat trumpeter. Facts don’t matter to him/her. All that matters is the delusions he/she has managed to embrace. They’ll be on suicide watch when ol Orange Combover finally goes belly up.