>[!abstract] >The process of relying on external tools (such as calculators, GPS, notebooks, and search engines) to improve immediate performance while reducing the need to maintain information in one’s mental space. The potential tradeoff of doing so is the [[McLuhan’s amputation]]. >[!related] >- **North** (upstream): — >- **West** (similar): — >- **East** (different): — >- **South** (downstream): —