What is too soon -- debunking alt-left myths and logic for cogent reasoning?  There's no relationship between having a grown up discussion on facts AND mourning.  BOTH can occur at the same time.  

In your world:

1.  What is the number of days which should elapse between the date of the tradgedy and @Sylvia Wyss making a reasoned point?

2.  Where is the standard for the number of days which need to elapse documented?