We had the same crew and plane on three legs of a CBR-SYD-HBA run. As we boarded in Hobart the crew looked at us, laughed and waved us on saying "we don't need to see your boarding pass".
In our area they installed the new bus stops at the exit to the roundabouts right where two lanes merge into one. Add in buses that don't pull into these half-width bays fully and it completely stuffs traffic flow.
If you are immunocompromised or otherwise meet the criteria it's fine to get it early. If you are younger and healthy it's a no. I got a letter from the clinical trial I'm part of in order to get mine early.