From Cherie Blair in her nightie to Hillary Clinton's scrunchie, most flashpoints have been around women refusing to expend the effort required to conform to celebrity levels of glamour.
By providing a platform from which anyone can develop an audience, the app has also had a democratising effect on a particularly elite genre of photography - elevating some photographers, who previously may never have had their work seen, to almost celebrity levels of exposure.
"It just felt more interesting, more authentic" to pass up "celebrity-level people" in favor of people for whom "travel is basically a way of life," said Stephen Niedzwiecki, chief creative officer at Yard, which is based in New York.
But when he stopped Senator Barack Obama during a visit to his block last weekend to complain about taxes, he set himself on a path to becoming America's newest media celebrity — and as such suddenly found himself facing celebrity-level scrutiny.
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Obama's transition planners are weighing several other celebrity-level political stars for Cabinet posts, including retired Gen. Colin L. Powell for secretary of defense or education, the officials said.
Although she is 82 years old and continues to combat serious health issues, Justice Ginsburg has emerged as a national treasure and enjoys celebrity-level status from across the American stratified demographics because of her fairness, her intelligence and her advocacy for rightness.
At various points over the years there has been enough of what the presenters term 'interview gold' to keep celebrity fear levels running high.
The tweets were poignant and haunting, and have brought Simon — already a mini-celebrity — a new level of renown.
Aung San Suu Kyi may have enjoyed a global celebrity on a level with Nelson Mandela or the Dalai Lama but few people could pronounce her name or point on a map to the city where she lived.
