Audience Start/End dates to impact triggers for certifications

Scenario: 
Certification is created with notification to learner on assignment. 
Dynamic audience with a start date in the future is assigned. 
All members of dynamic audience are sent the certification notifications regardless of dynamic audience start date. 

Proposal: 
Set/Dynamic audiences with a start date in the future to NOT be sent certification notifications such as trigger "Learner assigned in certification" until the audience start date has been reached/passed.