Andrei Alexandrescu: > One good thing about nullable references > is that they are dynamically checked for validity at virtually zero > cost. Non-nullable references, therefore, would not add value in that > respect, but would add value by reducing the cases when programmers > forgot to initialize references properly.
nonnullable references can also reduce the total amount of code a little, because you don't need to write the null tests often (the points where you use objects are more than the points where you instantiate them). Bye, bearophile
