"
No, I'm not. Look at the chart - the data is there.
"
It is your interpretation of the data that is at fault. By your interpretation throwing a paper aircraft or releasing a toy helium balloon would constitute an airspace violation.
BTW, "Surface" does not mean quite what you think it means for the purpose of the regulations. You do not need to get ATC clearance before operating a hovercraft.
Biting the hand that feeds IT
