Why this works
The sense of speed comes directly from 'motion blur converging toward a bright central point' paired with the camera direction 'moving forward through the center of the tunnel at high speed' - that convergence is what turns flat neon lines into a tunnel you feel pulled through. Depth reads clearly because 'high contrast dark background' strips out any competing environment, so the eye has nothing to do but travel toward the 'bright central point'. The specific color call-out 'green, pink, and white' plus 'glowing particle bokeh' is what keeps the image from looking like generic light trails and gives it that magenta-and-gold sci-fi glow instead of a cooler, colder palette. 'Futuristic data-stream aesthetic' is the phrase doing the work of making this look like transmitted information rather than just abstract light art.
FAQ
→How do I make the tunnel feel slower and more dreamlike instead of high speed?
Drop 'high speed' from the camera description and change 'motion blur converging toward a bright central point' to something like 'soft drifting light trails gently converging toward a distant glow'. Also swap 'sense of speed and depth' in the style modifiers for 'sense of weightlessness and depth' to shift the energy without losing the tunnel structure.
→How do I make the central point feel more like a portal or destination rather than just a light source?
Replace 'bright central point' with 'glowing circular portal at the vanishing point' and add a phrase like 'faint silhouette or shape visible within the light' to the subject line. That gives the convergence point an object to focus on instead of pure light, which will pull more visual weight toward the center.
→How do I generate a series of variations using this same prompt structure?
Keep the camera and lighting phrases ('moving forward through the center of the tunnel at high speed', 'high contrast with bright central convergence point') fixed since those are what define the composition, and just swap the color words 'green, pink, and white' for other combinations like 'cyan, orange, and violet' or 'red, blue, and silver'. You can also swap 'futuristic data-stream aesthetic' for 'organic bioluminescent aesthetic' to get a different thematic skin on the same vortex structure.