What Happened: On September 26, Hong Kong ushered in a new “0+3” arrangement for inbound travelers where mandatory hotel quarantine will be cancelled for the first time in over two years. Under this scheme, visitors can use a negative result from a self-arranged rapid antigen test (rather than a nucleic acid test) to board their flights. Once at Hong Kong International Airport, they will be tested again but will not be required to wait on-site for their results. With the mandatory hotel…