- Avoid calling the Tree destructor: it's time consuming and we can afford leaking memory objects during the program shutdown
- Avoid calling the Tree destructor: it's time consuming and we can afford leaking memory objects during the program shutdown

frePPLe/frePPLe,frePPLe/frePPLe,frePPLe/frePPLe,frePPLe/frePPLe,frePPLe/frePPLe,frePPLe/frePPLe