Hacker News Reader

"Realtime" is amazing and new, when it's in conjunction with web-scale data. Remember when Google used to take weeks to update its index?

> The technology twitter is simple, anyone could build it. You could likely run twitter on 10 servers max.

I'm not sure whether you're being disingenuous or naive.

View on HN

I'm just stating a fact :/

It's a simple message passing service. It's pretty much as complex as a router that supports multicast UDP. eg not very.

Multicast UDP is so easy that it has never successfully been deployed at Internet scale.

Building a router that supports multicast UDP is simple. Getting THE INTERNET to all simultaneously upgrade is the hard bit.

Maintaining group-based routing tables for individual pieces of content as opposed to hosts that serve many pieces of content is a hard problem, and no vendor has solved it.

You are naive. It's a dead simple system.

Reply on news.ycombinator.com