However when a prominent radio broadcaster called for the sacking of Opera House chief executive Louise Herron for her refusal to project the branding and race results, vested interests and onlookers alike spoke up.
But state Premier Gladys Berejiklian overturned the decision, approving a revised advert for a 10-minute projection.
Racing NSW's official submission to the Sydney Opera House. One petition has attracted approximately 180,000 signatures at the time of writing.
That horse-racing is characterised by the torture and killing of horses, and gambling, is irrelevant - surely no one would argue that some dead horses, or the lives of the tiny minority of gamblers unable to exercise restraint, are more important than the livelihoods of the tens of thousands of people and a $7 billion industry!
"The gambling lobby, particularly in New South Wales, is the equivalent of the National Rifle Association in America". It ... has politicians in the palm of its hand, ' the anti-gambling campaigner told the Australian Broadcasting Corp.
Prime Minister Scott Morrison also refused to back down after calling the Opera House "the biggest billboard Sydney has" on the weekend.
Sydney's Daily Telegraph newspaper revealed details of Racing NSW's proposal to promote the race, which has only run once before, on the World Heritage-listed building.
WOLTER PEETERSRacing NSW boss Peter V'landys the man behind The Everest to be held at Randwick racecourse this weekend
'These events generate massive economic opportunities.
"I don't know why people are getting so precious about it", he said.
"It's not like they're painting it (the promotion) on there", the Liberal leader said on Monday. "To me, the Opera House is a representation of Australia's capacity to build splendid things".
Later on the program, Jones went on a tirade against "lefties" taking issue with the promotion of horse racing on the Opera House sails, wildly claiming it was hypocritical given the event space was sold for concerts and events and "whatever will raise money for Louise". It may also breach the opera house's requirement that the promotional use of its roof be restricted to events of major cultural or community significance, she said.
Sydney Opera House policy on illumination of the sails states: "No logo or corporate identity shall be permitted to be projected onto the Sails".
This is not the first time the sails of the Sydney Opera House have been used to draw attention to an event, with venue lit up in green and gold for the 2016 Olympics in Rio.
"When you have a look at The Everest, it is the richest race on turf in the world which is bringing in tourists and visitors", he told the Sydney Morning Herald. The Change.org petition Defend Our Opera House: Support Lousie Herron is growing at an extraordinary pace.
Forecasters: Michael quickly closing in on Category 3 hurricane
Roy Cooper said, adding, "A number of homes have rooftop tarps that could be damaged or blown away with this wind". I made sure we've got clean clothes. "The state is not taking this storm lightly and neither should any family".
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