Personally, I don't know why the last one (“consider using ‘new’ keyword if hiding was intended”) isn't an error by default in C# . Not overriding the base meth

Personally, I don't know why the last one (“consider using ‘new’ keyword if hiding was intended”) isn't an error by default in C# . Not overriding the base method is almost always a mistake, and if it's not a mistake, better to be explicit about it, anyways. My $.02...