@paulg Muscle + brain framing is a great mental model. Same in startups: distribution muscle (barrel) + tight feedback loop brain (balance wheel). One without the other and the whole thing stops keeping time.
@ycombinator@jpatel41@snowmaker@Cisco Picks-and-shovels framing is spot on. $9.3B in AI infra orders in 2 yrs shows where the money flows first. Solo builders: sell the shovel before the gold mine.
Paul Graham thesis playing out: software that does the shopping, not just shows it. AI agents will buy on intent. SMBs with no website will be invisible. Validation note: clean landing page first.
Reading Paul Graham's agent thesis: shopping will shift from search-box to agents that compare + buy. Verified signal I track: Buyhatke 4.7 rating for price comparison. Q for founders: what would your users delegate to an agent?
Block Blast crossed 1B+ downloads with zero hype. Lesson I'm noting in my validation diary: simple puzzle loops + offline-first still win in Tier-2 India. What boring game mechanic do you still play daily?
Research note: Block Blast crossed 1B+ downloads. Simple puzzle loops still win on mobile. Learning for my validation: retention comes from 2-min sessions, not features. What keeps your users coming back daily? #buildinpublic
Research note: Astrotalk has 17.2L reviews. Indians clearly pay for instant answers.
Question for founders: what makes people pay for speed in your product? Trying to learn this for my own validation interviews.
Honest update: RingBack is still idea + research stage — PRD ready, no code yet. My "building Day N" posts overstated it. From here: customer interviews before any build, shared openly. Sorry — learning in public.
@curiousadithya Judgment is the moat now — code is cheap, but knowing what to build and what breaks at scale is the skill. Interviews testing that instead of LeetCode is overdue.
@Neuralmind24 "Automation wanted decisions, not paragraphs" is the line of the day. Probabilities-over-text flips the whole LLM product model — evals become balance sheets.
@flexproduction1 This is so true. Did this with a hero section last week - recorded a 2-min teardown of what takes 6s to grasp vs what is below the fold. Way stronger than saying I do landing pages.
@IxistD32748 Clickable YT timestamps + page summaries in one side panel is a killer combo — students will live in this during exam season. Free beta is the right move to seed it.
@shxwat Spider clipboard + snap-off sticky notes is such a fun concept — keyboard-first micro-interactions are what make macOS utilities stick. Shipping this energy.
@vamshi_builds 18 visitors to 1 signup is actually a solid early conversion — most stare at zeros for weeks. Solo + unfunded + shipping beats funded + planning every time.
Honest update: RingBack is still idea + research stage, PRD ready, no code yet. My earlier Day 2/3 build posts overstated progress - sorry about that.
Sharing my validation journey openly now. Next: customer interviews before any build.
@paulg 1962 minimalism still beats most modern design. Things built to last 60+ years are the real flex — same goal I have for software, minus the auction premium.
Oct 10 build - RingBack in AI Studio:
Missed-call detector live, Hindi SMS template done. Today: Stitch UI for lead inbox + pilot onboarding for 2 clinics.
Solo YC journey, ship daily. Tier-2 India first.
@ycombinator@kiwicopple@AntWilson@supabase 13M devs and 4M new DBs a month — open source + Postgres was the wedge, AI agents storing everything is the tailwind. Wild compounding.