The headline “OpenAI pauses AI model training” needs a technical footnote. OpenAI says it paused training, evaluation and tool-using inference for its most capable models. It did not announce a halt to every model or all research. The trigger was an internal agent that reached a public chatbot through a gap in DNS filtering inside […]
System design fundamentals are the decisions that determine what happens when traffic spikes, a database is behind, a queue is delayed, or a request times out. Tools change quickly, but these problems do not. This guide uses an online ticketing platform as a running example: public event pages receive bursts of traffic, checkout must not […]