WhatsApp adds user mentions so you can't ignore group chats
 

Anyone who has been included in a group chat knows how annoying they can be. You end up muting the thread to keep the notifications from driving you crazy. Sometimes you do need to see a message and WhatsApp is adding a new tool that will make it a l...

https://www.engadget.com/2016/09/20/...ns-grou-chats/