I recently found myself struggling with context switching, so I googled around a bit. This article sounded kinda smart but I would love to hear the options/experiences of other (more experienced than me) developers.
Maybe it's totally different for PMs than it is for devs?
I suppose, as long as these 4 messages arrive in quick succession you're fine.
If you wait a minute between sending each, that's where you should feel guilty :P