It's a shame for us that in the distant future, when we are all dead and gone and aliens find our planet and this memorial to our species, that they will realise, that even the wealthiest, most successful people couldn't buy taste and stuck faux carbon fiber vinyl all over their dashboards.
Well played. Now we know why the Thargoids we're communicating the way they were. They think this is our official language. Music in space that no one can hear. Also why they didn't attack on sight. DON'T PANIC!