You can find examples of people using eye trackers for coding/gaming on Youtube and judge the latency yourself, here's one such example: https://youtu.be/FZRgBw

You can find examples of people using eye trackers for coding/gaming on Youtube and judge the latency yourself, here's one such example: https://youtu.be/FZRgBw8m34c?feature=shared&t=90 https://youtu.be/FZRgBw8m34c?feature=shared&t=90