https://www.techradar.com/news/nokia-8110-4g-was-so-nearly-a-true-spring-loaded-matrix-phone

When the Nokia 8110 4G launched at MWC 2018, some people expressed surprise that it didn't have the spring-released front cover the phone sported in its iconic starring role in The Matrix.

However, this was actually a feature added by the filmmakers to make the handset look more visually exciting, and the original phone had just a simple slider.