Times have changed a lot since 1997 on the mainland. Drug killings means roadblocks are everywhere. Cars are $100 a day to rent (insurance, taxes, rental & gas). Mayan Ruins are crowded, if you can find a parking spot, as of Dec 2008. When we dove Cozumel 2006, the different dive shops did just enough to avoid being sued, but never enough that we thought...what a great vacation. One time, the dive boat dropped off onshore because "the Coast Guard" ordered all boats off the water. We had to hike to the main road & flag down a taxi to get back to our hotel....in wet scuba gear. The DM asked us if we wanted to dive the next day.
We wondered what planet he was from