What's holding us back from quantum computing?

So, my tech-savvy comrades, let's dive into the quantum pool, shall we? Quantum computing's playing hard to get, and it's partly because the technology is as delicate as a soufflé in a rock band's tour bus. We're also grappling with 'quantum decoherence' - imagine trying to herd a bunch of super-excited kittens, all running around in different directions, yeah, it's like that! Plus, these quantum computers need to chill - literally. They require extreme cold, like, 'polar-bear-in-a-snowstorm' kind of cold, and that's a bit tricky to handle. So, here we are, facing these challenges, but hey, who doesn't love a good tech-quest, right?