GPT-5.1 models began using goblin and gremlin metaphors, a trend traced back to training for the “Nerdy” personality in ChatGPT. This personality prompt, designed to encourage playful and nerdy language, inadvertently rewarded outputs containing these creature words. The behaviour spread beyond the “Nerdy” prompt due to reinforcement learning, highlighting the importance of understanding and mitigating unintended model behaviours.

The teletypewriter (TTY), invented in 1964, allowed deaf individuals to communicate over the phone network by transmitting text messages. TTYs used a modified Baudot code to encode characters and were later supported by relay services, where operators facilitated communication between TTY users and those with regular telephones. While TTY technology is less prevalent today due to advancements like SMS and the internet, it played a crucial role in improving accessibility for the deaf and hard of hearing community.

A clean opinionated Reader View with automatic dark mode support

Every USB-C cable and port looks identical, so they must all do the same thing. Except a USB-C port running USB 2 and a USB-C port running Thunderbolt 5 differ by 250×.