Hacker News Reader

And more people turning up at the clinic doesn’t mean there are more sick people, but it’s an indication.

Funny that you ignored “indicates,” which is a perfectly valid inference here, and also it’s true.

If you want to be pedant, don’t self-own.

People visit these sites when they have problems. A large number of people experiencing problems correlates heavily with an issue with the service.

I don't think "indicates" and "not necessarily" are in conflict here.