It’s interesting to see many different experiences. I never post by mistake on smartphone, only on desktop.
Yes, I use it in other contexts. I first write my message on Google Docs, before copy pasting it to the target messaging application.
But on Discourse it’s a bit annoying when I need to add pictures, quotes, or use Discourse-specific features in my post.
I’ve been writing a draft for several days, and it’s always a bit of a stressful experience each time I work on it. I need to constantly be extra careful not to send it by mistake. 