1. Air travel is huge.
2. Our borders are overrun by illegal immigrants daily.
3. Medical checks on immigrants are almost non-existent, and quarantine of immigrants is not allowed. Can’t even spray them down with DDT.
4. If an airborne virus affected a large amount of people, the hospitals could not keep up.
5. If there was a significant delay between infection and symptoms, it would grow like maggots on dead meat in summer.
Numbers 2 and 3 is the most significant, and the only ones that if fixed, could help prevent the spread. The Democrats are against fixing 2 and 3.
It is easily possible for a an outbreak of epidemics and for them to turn into a pandemic. Worrying won’t help. Intelligent control of the influx of potential disease carriers would.
Open borders will kill millions one day. We have plenty of examples of how fast with the various immigrant surges during the Obama years. Many a young school age American died due to lack of border controls.
12 monkeys