On Saturday, 31 October 2020 at 17:35:34 UTC, Abdulhaq wrote: > D has everything that Algol has - that doesn't mean that Algol > copied D. Hah, Simula added OO to the Algol family :-). Difficult to say what influenced what, but I can imagine that D influenced some C++ people to push harder for some features in C++17/C++20.