A decidedly non scientific consensus from people I know who enjoy air shows, but are not spotters / purists carried out last weekend in passing conversation, was that there was no way they would even think about attending one just because a Canberra was flying....that, and their memory extends back more than three years when the last one flew.
" Interesting to see, but nothing out of the ordinary " was the best summation.
However, as an alternative they would like to see, and pay for, a Shack.