"Cognitive amplifier?" Bullshit. It demonstrably makes people who use it stupider and more prone to believing falsehoods.

Demonstrably proven, too.

EEG revealed significant differences in brain connectivity: Brain-only participants exhibited the strongest, most distributed networks; Search Engine users showed moderate engagement; and LLM users displayed the weakest connectivity. Cognitive activity scaled down in relation to external tool use.

https://www.media.mit.edu/publications/your-brain-on-chatgpt/