Overloading/Inheritance issue

[Walter Bright]

James Dennett wrote:
> This might not sit well with those who think that virtual is
> a good default though.  I'm not one of them; I've never seen
> problems caused by non-virtual as default,

I, for one, have had several severe and very hard to find bugs caused by 
non-virtual as the default. It's something that defies visual inspection 
looking for them.