There is a difference, though (not related to the subject matter in GP's post, but related to sandboxing). You can download Slack from the App Store, but you ca

There is a difference, though (not related to the subject matter in GP's post, but related to sandboxing). You can download Slack from the App Store, but you can't give mouse access to viewers when screen sharing unless you download the app from their site. Just something I ran into last week.