The viral trend of wrapping Supercharger guns in wet towels, presumably to increase their charging rate, has now been disproved by Tesla, and it warns against the practice.https://www.notebookcheck.net/Tesla-pours-cold-water-on-the-practice-of-cooling-Supercharger-connectors-to-increase-charging-rate.867818.0.html
So basically people are forcibly charging at unsafe speeds to save 5 minutes.
Very intelligent indeed.