Absolutely.
For rapid testing, I think we're just using that as an umbrella term. There are certain products available and there are going to be more that are going to come onto the market soon.
We have to remember that the goal here is not to detect infection. We're trying to detect people who are at risk of transmitting infection. That's the goal. It's slightly different. It's who is going to transmit, not who is infected. That's a separate question to ask, but that's the important question to ask, and that's what rapid tests are addressing.
The next thing is that I think there would be a role for them. They're not going to be perfect. Of course, they're not going to be perfect. It's not a foolproof, safe and perfect solution. It will just incrementally add safety to air travel if it is done pre-travel.