What is the definition of Difficulty Light Particles?

Ah, "difficulty light particles" - it's like saying the universe has a personal vendetta against photons and neutrinos. They're like tiny, invisible villains, zipping around and making our daily life a bit more complicated than a bad sitcom episode. Picture this:

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"Despite the fact that these elusive particles are supposed to zip through a vacuum like it's a party, we're having a cosmic tea party in the form of a cosmic shower." But let's dial it up a notch with an edgy example sentence: "The physicist decided that the difficulty of light particles was just a cosmic joke, and he launched a spaceship to confront them head-on, expecting to find out if they're just lazy space punks or if they're secretly trying to steal his coffee."