What is the primary purpose of communication / collaboration software like Slack and Google Chat ?

Question

What   is   the   primary   purpose   of   communication / collaboration   software   like   Slack   and   Google   Chat ?

Accepted Answer

To   facilitate   team   communication   and   collaboration   in  a  work   setting

Answer

To   provide  a  platform   for   chatting   with   friends   and   family

Answer

To   enable   users   to   conduct   scheduled   chats   with   guest   experts

Answer

To   repl ace   in-person   meetings   with   voice   and   video   chatting

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