If this would become common (or any "other way"), it could very well be made illegal shortly after and requires some sort of visa. The issue is not technical, it's political.
It also helps that two major accidents happened recently.
If this would become common (or any "other way"), it could very well be made illegal shortly after and requires some sort of visa. The issue is not technical, it's political.
It also helps that two major accidents happened recently.