I have yet to play a "legitimate" Foundry mission that does not meet qualifications.
http://sto-forum.perfectworld.com/showthread.php?p=6487631#post6487631
A foundry mission will count towards the daily wrapper mission if its average play time is 20 minutes or longer,
http://sto-forum.perfectworld.com/showthread.php?p=6524831#post6524831
There are plenty of "legitimate" foundry missions that do not take 20 minutes to complete. So why did zero say that if there is a 20 minute minimum?