I am loved by many,
even if sometimes people are angry to me.
You can find me in different places,
yet you won't always find me stable.
Sometimes you must use your talent,
sometimes you need wisdom to be my best friend.
I was born before NATO's first SACEUR is appointed,
yet I am not old fashioned.
You can tear me apart,
but then you will find radius and patella.
Hint 1 (20 hours after the riddle):
radius and patella are not crypted (Regan thinks that it may be), you just need to think about their meanings. What are their properties?
Hint 2 (2nd day):
Desmond Hung's radius and patella reference is the closest so it may lead you thinking in similar ways: "You can remove the cover from a microphone. The microphone itself looks like a radius while the cover looks like a patella."
It is not "organically" alive
closest answer so far is : internet, but because of different reasons. think more about this. make a connection with hint #2
Answer is 2 words