
If you want to get marginally better at noticing subtle visual changes—yes. If you expect to develop superhuman “photographic memory”—no. Afterimage training tunes your early visual system, not your memory encoding.
The Trainer’s interface appeared in her peripheral vision, a translucent menu:
: Temporarily "tiring out" specific cells so the brain must work harder to interpret the remaining signals.
Afterimage does not allow for mindless button-mashing. To succeed, you must master several foundational systems.