Set echo preferences for new users after their account is created
Default settings for existing users are intended to be low volume and not annoying
New users need more encouragement and incentive to return

Change-Id: Id37ad8289a5c968ae8be6a8c424a19d6cbc7e071
Merge "Set echo preferences for new users after their account is created Default settings for existing users are intended to be low volume and not annoying New users need more encouragement and incentive to return"