Some people on here do spout absolute rubbish. The fares suggested are competitive with Sydney - Canberra via jet RPT. Good tourist market.
Not a "twotter" Aircraft proposed is a Cessna Caravan.
Sunfish views suggest he is opposed to aviation in general as he appears unable to write anything positive about anything in aviation. Must be a depressing life.
NCA badly need educating about aviation. That would be a much better investment of time and effort than some of the crap written here. Hopefully Sydney Seaplanes staff will be able to explain in short sentences with single syllable words.