In this one, I do a live screenshare with Kevin Rose and we go deep on his personal “Techmeme-style” news engine he vibe-coded called Nylon. The point isn’t “look at this cool app.” It’s watching an end-to-end pipeline: RSS feeds → article ingestion → enrichment (iFramely, Firecrawl, and Gemini as a last-resort ground-truth fetch) → TLDR generation → vector embeddings → clustering. The wild part is how he uses a “winner” judge to pick the best source of truth per field (summary, main content, metadata) so the database stays clean even when RSS is truncated or crawlers get blocked. Then we get into the stuff that actually matters for builders: embeddings + clustering beats keyword search because it groups by meaning, not just matching words. On top of that, Kevin layers a “gravity engine,” basically an editorial scoring rubric that ranks clusters by impact, novelty, and relevance—so you’re not just building an aggregator, you’re building taste into the product. And operationally, he uses trigger.dev to orchestrate durable background jobs with retries and observability, which is exactly how a solo builder ships high-leverage software without it collapsing the second an API times out. The meta takeaway: it’s never been easier to build the messy sandbox fast—your real edge is cutting features down to the few that matter.