It's a design error, plain and simple. I don't know what the real solution is however.

If you dump enough ice that it actually cools the oil, then it's fine.

Obviously, risky behavior if you don't know the equipment you're working with.

All of this already exists. Type rated Captains, First Officers, ATPLs, CPLs

Instructing is not an apprenticeship. First Officer is an apprenticeship, a program which of course already exists.

Aerial photography?
Traffic monitoring and alerting?

He means the Russians can buy the current working directory.

OWASP has guidance; for instance, here: https://www.owasp.org/index.php/IOS_Developer_Cheat_Sheet#Insecure_Data_Storage_.28M1.29

From https://www.owasp.org/images/5/5e/Mobile_Security_-_Android_and_iOS_-_OWASP_NY_-_Final.pdf
2. Insecure data storage
Solution
  Avoid local storage inside the device for sensitive information
  If local storage is “required” encrypt data securely and then store Use the Crypto APIs provided by Apple and Google
  Avoid writing custom crypto code – prone to vulnerability

Chinese need an exit visa to leave China.

304 Permanent Redirect: https://www.youtube.com/watch?v=i37uttMA6Mc

Looks like it's going to be the University of Illinois!

I wasn't too sure how well Mandarin is universally understood in China. China has an ass-load of languages.

Or Argentina?

Hint: Google Maps can help you determine which countries allow minimum overland journey times of 36 hours or greater.

Or Chile?

Or Brazil?

Or Australia?