Maybe interesting enough if HIV is spreading in the future without people having sex? If SARS-CoV-2 picked up the genetic sequence from HCoV-229E or HIV then w

Maybe interesting enough if HIV is spreading in the future without people having sex? If SARS-CoV-2 picked up the genetic sequence from HCoV-229E or HIV then what is stopping things going the other way around? It could also be the start of SARS-CoV-2 becoming endemic and mild. Either way, things are interesting from a virologist view.