Don't blame you. I think limiting your exposure to hi transmission risk venues for at least 10d prior to your cruise is a good idea right now. Things could be much improved in October for sure. I think risky venues have become obvious - don't go to bars packed with kids under 30. Use caution in restaurants - eat outside. Don't go to indoor weddings, theaters or indoor sporting events. You can think of others I'm sure - don't go overboard. Evaluate your own risk tolerance based on viral prevalenc