How People Actually Use ChatGPT: 5 Surprising Insights From A Landmark NBER Study

Editorial photo of a person using chat on laptop and phone with title overlay, symbolizing large-scale what is chatgpt used for.

How People Actually Use ChatGPT: 5 Surprising Insights From A Landmark NBER Study How People Use ChatGPT, The Main Picture All values are percent shares of messages, latest window in June–July 2025 Usage ContextJun 2025 User IntentLate Jun 2025 Conversation TopicsJul 2025 Age Share(Self-Reported) ProgrammingShare Non-Work Work Asking Doing Expressing Practical Guidance Seeking Information Writing … Read more

VaultGemma Explained: A Deep Dive Into Google’s Differentially Private AI

Engineer reviewing privacy dashboard for VaultGemma, illustrating differentially private AI at production scale.

VaultGemma Explained A Deep Dive Into Google’s Differentially Private AI 1. Introduction, Why Privacy Finally Meets Scale Large language models feel like magic until you remember how they learn. They ingest oceans of text, then generalize. The same talent can memorize. Which means a system might echo private strings from its training set if the … Read more

EmbeddingGemma: A Tiny Workhorse For Big Retrieval

Abstract depiction of on‑device text embeddings and semantic search for EmbeddingGemma

EmbeddingGemma: A Tiny Workhorse For Big Retrieval If you care about speed, privacy, and not shipping your users’ data to a distant rack of GPUs, you want your retrieval pipeline to run where the data lives, on the device. That is the promise of EmbeddingGemma, a compact model that turns text into meaning-rich vectors fast … Read more