
What 150,000 attempts at connection taught us about how loneliness actually works
Seven In Ten Messages Get No Reply

27 articles for Together with Kai
Writes about AI companionship, and about what our tools are quietly doing to the way we talk to each other. Has been starting companies since the early nineties and is still mostly interested in why people find each other so difficult.

Seven In Ten Messages Get No Reply

A friend calls, in pieces, for the fourth time this month. You care. You genuinely do. And you also feel your stomach drop when you see their name on the screen, and then feel…

Your hands are steady. Your voice is level. Your heart is going like a washing machine full of bricks and you are convinced everyone can hear it.

Someone you like says something you think is genuinely harmful. You have two options in your head, and both are bad: nod along and hate yourself, or push back and detonate the…

How to Make Friends as an Adult (When You're Starting From Scratch in a New City)

Kindness online isn't a nice-to-have — it's a design choice, and the data shows it. This post makes the case for why platforms that let cruelty go unchecked lose trust, users, and even advertisers, then scores the 10 biggest social platforms (Instagram, TikTok, Facebook, X, YouTube, Reddit, LinkedIn, Snapchat, Pinterest, and Discord) on a 1–100 "Kindness Preservation Score" — built from GLAAD's Social Media Safety Index, Pew Research survey data, peer-reviewed toxicity studies, and platform transparency reports. Pinterest and LinkedIn come out on top; X comes out dead last.

Experts recommend 2 hours of recreational screen time per day for adults, but the type of screen time matters more than the total. Here's the science and a realistic framework.

One sentence moved revision rates from 17 percent to 71 percent.

Your brain's oldest and most relentless job is running your body. Not thinking. Running your body.

Kai's Spaces feature grew from a single post to 302 user-created communities in two months — explore the top 100 Spaces, from confession rooms to dating circles, and see how organic growth reshaped the platform. Join an existing Space or create your own today.