HBO Max’s new TBBT spinoff, Stuart Fails to Save the Universe, has fans arguing across Reddit threads and TikTok comment sections alike. The lovable, awkward comic-book-store owner is finally taking center stage — but the tone? Way darker, way stranger, and way more sci-fi than anyone expected.

Instead of cozy Pasadena life, the show opens with Stuart in an alternate reality where superheroes, quantum anomalies, and comic-book myths have merged into real science. His store becomes a nexus for interdimensional travelers — including a mysterious visitor who claims to know Sheldon Cooper from another timeline. The vibe feels like Rick and Morty meets The Big Bang Theory, with plenty of self-aware humor about the franchise itself.

Longtime fans are divided. Some are thrilled to see the show evolve into something bold and cinematic. Others miss the soft glow of the Cheesecake Factory nights and awkward hallway encounters. The debate is raging: Is this evolution or betrayal?
From a fan’s perspective, it’s both thrilling and terrifying. On one hand, the spinoff dares to explore what happens when intellectual curiosity becomes literal power. On the other, it risks losing the heart that made us fall in love in the first place — the idea that even the smartest people can be adorably flawed. If the new show can balance chaos with charm, it might just pull off what no sitcom ever has: creating a shared nerd universe that actually makes emotional sense.