> What if all your search history were leaked? What if all your text messages were leaked? What if all your emails were leaked?

But I can directly go into all those things and delete at least my copies of them. Even with as many problems as Google and Facebook have, it's relatively straightforward to see the entire history of what I have on their sites and delete it.

> As usual, it's not that serious, and there isn't a problem here.

Quoth the article,

> Everything beyond that 10,000-message limit remains on Slack’s servers. So while those messages might seem out of sight and out of mind, they are all still indefinitely available to Slack, law enforcement and third-party hackers.

So I can't go back and check those on any free Slack server I post on.

And if someone decides to pay Slack for one of those servers, blam, any convo that got heated but that I forgot about is now visible to anyone with an axe to grind.

We've seen 10 year old tweets dredged up to go after people of all stripes, so this is certainly a thing that happens.