"Triangle of Sadness" plunges its impeccably dressed characters into the turbulent waters of satire and disaster, crafting a darkly comedic tale that doubles as a piercing critique of high society. Ruben Östlund helms this vessel with the mastery of a seasoned captain, orchestrating a film that oozes with poignant observations about the absurdity of the wealth hierarchy and beauty's perplexing currency.

At its heart, Östlund's picture is a savage expedition through the treacherous straits of human vanity and the odious nature of societal structures. The uber-glamorous model couple, Carl and Yaya, epitomize the glossy façade of the influencer era, themselves adrift in a sea of orchestrated images and shallow experiences. Their glide onto a luxury yacht, a sleek behemoth of excess, promises a voyage layered with comic potential and a biting critique of opulence.

The character of the yacht captain—an extraordinary Woody Harrelson breathing life into a role that teeters between off-the-wall and dangerously perceptive—is a cyclone dressed in captain's garb. As the so-called leader, he becomes a personification of chaos, steering the ship with a philosophy as inebriated as his state. Harrelson's performance is a testament to the actor's range, where even in an unhinged state, his portrayal challenges the spectator to consider the absurdity of those in command.

As the narrative capsizes from luxury escapism to unforeseen mayhem—the Instagrammable facade washed away by a literal and figurative storm—the story moonsaults into what one might call a 'horror of circumstance.' It's not your clichéd terror of the supernatural kind, but rather the dread and hilarity of genteel facades crumbling under nature's unforgiving rule. The survivors find themselves on an island devoid of society's luxuries, and Östlund masterfully flips the social pyramid, poking the audience with the question of what's truly valuable when stripped of status symbols.

What makes "Triangle of Sadness" a must-watch yarn is its comprehensive take on the filmic experience. It's visually stunning, with a camera that loves to linger on the grotesque yet comical, and a script that bites with razor-sharp wit. Each moment is a spectacle that pushes its audience to confront discomfort with the delight of dark humor. The ensemble cast delivers with titanic commitment, embodying the ugliness and vulnerability of their stranded socialite characters with both subtlety and overt precision.

Yet, as one distills the experience, it's in the nuances that "Triangle of Sadness" elevates itself. Even in its broad satire, there's a reluctance to point fingers directly, instead allowing the characters—and by extension, all of us—to mirror our own follies and foibles. It's a funhouse mirror of our world, distorted yet eerily accurate.

Ruben Östlund's "Triangle of Sadness" is not just a film; it is a complete package—a vessel for societal reckoning, a reflection on our obsession with the superficial, and a clear message bottled up in the art of cinema. It is a tempest that deserves to be sailed; granting it an 8/10 feels like charting its remarkable, yet slightly flawed, course with the respect and consideration it richly deserves. This is a cinematic journey whose coordinates should be marked by all who crave a filmic odyssey that's both intellectually stimulating and riotously entertaining—truly, a "must-see" spectacle.