RAG is a Data Problem Pretending to Be AI

Retrieval-Augmented Generation fails most often not because LLMs “hallucinate,” but because retrieval pipelines return incomplete, stale, or irrelevant context—due to weak chunking, naive ranking, missing metadata/ACLs, and lack of evaluation—so reliable RAG requires treating it like search + ETL with rigorous instrumentation, hybrid retrieval, rerankers, confidence thresholds, and continuous evals.

Cache vs. Database: Comparing Memcached and ScyllaDB

An in-depth look at database and cache internals, and the tradeoffs in each. ScyllaDB would like to publicly acknowledge dormando (Memcached maintainer) and Danny Kopping for their contributions to this project, as well as thank them for their support and patience. Engineers behind ScyllaDB – the database for predictable performance at scale – joined forces with Memcached maintainer dormando … Read more

How Roblox Turns Play Into Learning

For most of the internet era, educational technology followed a familiar pattern: digitize the textbook, put worksheets on a screen, maybe add a video. The goal was efficiency. Faster distribution. Easier grading. More content, more quickly. But that model is starting to feel dated. Today’s learners don’t just want information delivered. They expect to interact … Read more

MEXC Achieves 20X Growth in GOLD Futures, Captures Up to 47% Market Share with Zero-Fee Strategy

Victoria, Seychelles, January 29, 2026 MEXC, the fastest-growing global cryptocurrency exchange, redefining a user-first approach to digital assets through true zero-fee trading, today reported significant growth in precious metals futures trading, with gold futures market share reaching 47% on January 25, 2026, and single-day trading volume hitting $555 million. MEXC’s GOLD Futures market share grew … Read more

MEXC 2025 Report: Zero-Fee Strategy Delivers $1.1B in User Savings, Capturing Leading Market Share

Victoria, Seychelles, January 29, 2026 MEXC, the fastest-growing global cryptocurrency exchange, redefining a user-first approach to digital assets through true Zero-Fee trading, today released its 2025 Zero-Fee Strategy Annual Report. The ongoing commitment not only saved users a total of 1.1 billion USDT in fees but also bolsters both mainstream growth and emerging asset visibility, … Read more