Toxic? It aligns exactly with my personal experience today. Coworkers often try to call me using Slack, but I'm always present "Nope in Firefox" dialog.
And if you think the Slack app is anything other than a webpage, then you really need to look into that more. As someone else posted, it is a webpage wrapped in a bundled chromium package.
It's an electron app. That's not a webpage bundled with chromium, it shares a large number of components but functions quite differently. It's not surprising that your web experience sucks relative to the app.
And if you think the Slack app is anything other than a webpage, then you really need to look into that more. As someone else posted, it is a webpage wrapped in a bundled chromium package.