Why hasnt Thanos destroyed half the universe?
Its said because of the vastness of the universe that every possibility that can ever be thought of has happened somewhere but clearly not Thanos getting all 6 gems and wiping out half the universe.
In this so called vast universe where everything could be? Clearly doing that cant be done otherwise it wouldve been done countless times by now!
Maybe it has and we dont know it but it makes you think