This sends us off on a tangent about communication techniques, and specifically the down-sides of Slack. I personally try to use it like a richer email system (

This sends us off on a tangent about communication techniques, and specifically the down-sides of Slack. I personally try to use it like a richer email system (i.e. asynchronously as much as possible) but you always get the odd person who insists on "hello are you there" as their opening message.