“...we can’t keep interpreting it as an absolute right for every single citizen to own a gun.”
it’s not a matter of interpreting it. That’s what it means. The right to self defense is natural and pre-dates government itself. The purpose/intent of the 2A is for an armed populace to defend itself AGAINST GOVERNMENT.
The US Constitution was written so a normal graduate of secondary education can understand it and apply it.
Then lawyers got ahold of it and TV came along and, well, you know...