Nice, but like the extinct Dodo, these are all affectionate memorials to dead software. The web browser is still alive and kicking after 30 years. And is the world's most popular software application. And all the mainstream browsers are mostly written in C++. Even the massively hyped Servo never got adopted into Firefox.

As usual, the usual mistake to mix up technology with political mistakes, and lack of budget.

Apple and Google show on their mobile OSes how to make developers dance to the music of modern systems languages.