adam sachs is the founder of travel economics. great to have you with us.e have to keep this in the context of what has been a reasonably healthy rebound. people were willing -- were willing to travel again, even in the face of continued cases. it is your expectation about what the situation in europe might do to that data? adam: it is a setback, but i don't think it is a significant one. what we have seen increasingly is that travelers are more and more resilient. of course, a big part of that is vaccinations and the confidence that has produced among travelers. i don't see the rise in cases creating a major setback for travelers' willingness to travel. the policies that have been put in place are -- i think it will be short-lived. the one in austria is going to be a maximum of 20 days. those in other parts of western europe are only for those who are unvaccinated, which is a i know any of the population. which hopefully encourages further vaccination. for those reasons i think it is a setback, but not one that is going to have any enduring effect. alix: a