I don't hyperventilate, except perhaps about ignorance.
As to "alarm," it kicks in when ignorant adults haven't a clue.
What is "relatively" congested?" Relative to the void between galaxies?
Is that something like "hope and change?"
If you’re having difficulty with large numbers like 10,000, just let me know. I can help you understand them. I used to tutor dunderheads in mathematics and am a very good teacher.