If you're asking for video games/creative studios, unfortunately my best advice is have good connections and a strong public portfolio. Both of these are solvable problems.
Your skills aren't immediately applicable to a tech artist role. You need to learn about the graphics pipeline (high-level) and how 3D models and particle effects are rendered behind the scenes, plus knowing specific tricks for rendering different common visual effects. You can learn all of this from free online resources.
The same ratio of garbage to quality was available back then, there just wasn’t the same level of exposure to the range of output so the worst ones faded into history.
I agree with your sentiment but this is not the place to complain about a movie you dislike. OP is showing off a project they made, trying to make them feel bad about liking a movie is tactless and reflects poorly on you.
Virtue signaling is the worst interpretation you can have of someone attempting to do better. If someone’s trying to make a small impact on the world, shouldn’t you encourage them instead of making fun and claiming they’re just doing it for looks?
I’d argue this problem is more important than most of the tech articles on this site. Having well-fitted clothing is a massive quality of life improvement.