It's designed to capture viruses from your entire blood system. It's designed to capture viruses before cells and organs can be infected.

That a universe exists within every human being. That to the blood cells and organs in your body, you are god. That this universe is only one individual among infinite others.

My organs are too powerful . . . I manufacture blood and fat too rapidly.

But these receptors are rare in the upper portion of the respiratory system. For the viruses to be transmitted efficiently, they have to multiply in the upper portion of the respiratory system so that they can be transmitted by coughing and sneezing.

Any operating system is impervious to viruses. It's just harder to do (to a Mac), it doesn't mean it can't be done.

The barriers are designed to not just stop the car from crossing the median, but also to capture the car to prevent it from bouncing back onto the interstate as well.