By Michael Tedder International safety standards are proving to be a challenge for the cruise industry. The cruise line industry has been working overtime to ensure the safety and health of their guests, spending millions on updating their ships in order to get back to full fleet. It has also been requiring proof of vaccination and a negative Covid-19 in some cases in order to take certain cruises. When the pandemic hit, the cruise line industry was hit especially hard, with many ships only now getting back to the seas after getting docked in the spring of 2020. Because, as we’ve noted, cruise…