Health Impacts of Marijuana Use - Marijuana use is detrimental to brain activity [1] - A study of 1,027 marijuana users showed decreased activity in the hippocampus, affecting memory [1] - Marijuana use in teenage years and 20s is linked to a higher incidence of anxiety, depression, and suicide [1] Societal Concerns - The claim that marijuana is innocuous is false [2] - Despite the legalization of marijuana in many states, including California, the mental health crisis has worsened [2]

Technology & Innovation - Neuralink implant can read and stimulate brain activity [1] - The implant includes a wireless charging coil, threads for brain tissue insertion, and four chips [1] - Four chips are used to process 1,024 streams of brain data [1] Design & Functionality - The Neuralink implant is designed to be small and not require a large skull opening [1] - The implant is constantly running [1]