ANSWER: Make sure you have FULLY LOGGED OUT (not just disconnect) of all sessions. The new setting does not apply to old sessions you were using. So you must log out fully, and restart all your settings for the new permissions to work.
ANSWER: Coming soon...
ANSWER2 for forms: The team plans to use the DoD 5220.22-M compliant data wipe method. As technology rapidly changes, the team will coordinate with the Texas A&M University IT group to destroy the data using the golden standard at the time of destruction.