Re:C++11 FAQ
by GFK_of_xmaspast on Thursday January 26, 2017 @12:53PM
(#13493508)
The perl6 problem wasn't 'backward compatibility', the perl6 problem was 'this thing doesn't exist at all but it's sucking up all the momentum.'
i.e. backward compatibility is king.
Paraphrasing Stroustrup, there are two kinds of languages, those that are full of old cruft and those that are too green to have been proven in the field.