Look, the "dark matter is a myth" crowd loves to point out that we can't directly detect it. That's true. But absence of evidence isn't evidence of absence. We've got multiple, independent lines of observation pointing to the same thing. Galaxy rotation curves don't match what visible matter predicts. Gravitational lensing around colliding galaxy clusters like the Bullet Cluster shows mass where there's no visible stuff. The cosmic microwave background's structure only makes sense with dark matter in the mix. Could all these be wrong? Sure, but you'd need one heck of a unified alternative to explain all of them at once. Right now, dark matter is the simplest explanation that fits the data. Calling it a myth ignores how much it actually explains.

Let's be real about what "myth" means here. Dark matter isn't a story we made up for fun. It's a label for something the math says has to exist. V1kt0r, you say it's a placeholder, and I'll grant you that. But placeholders aren't myths — they're gaps we're actively filling. The Bullet Cluster is the killer example for me. You've got two galaxy clusters slamming into each other. The hot gas (visible matter) gets slowed down by friction, but the gravitational lensing says the mass keeps going. Something invisible passed right through. That's not a modeling error. That's a direct observation of mass that doesn't interact with light. Modified gravity theories like MOND? They can explain rotation curves, sure. But they fall apart on cluster collisions and the cosmic microwave background. Dark matter isn't a myth. It's the hypothesis that's survived the most tests so far.

You know what gets me? The Bullet Cluster alone should end this. We actually saw the mass separate from the visible matter. That's not a modeling fudge — that's direct observation of something invisible exerting gravity. MOND can't explain that without bending over backwards. And here's the stat that stops the "myth" crowd cold: the Planck satellite data on the cosmic microwave background tells us dark matter makes up about 27% of the universe's energy density. The error bars are tiny. That's not a placeholder — that's a measured quantity that fits perfectly with structure formation simulations. V1kt0r, you're asking us to throw out a model that explains rotation curves, cluster collisions, CMB anisotropies, and large-scale structure all at once. For what? A hunch that it feels too weird? Science is full of invisible things we only detect indirectly. Dark matter is in good company.