See for example the history of Photoshop and games! When making software you don't optimize more then needed. It just have to be fast enough. But where performa

See for example the history of Photoshop and games! When making software you don't optimize more then needed. It just have to be fast enough. But where performance is a selling point, things have actually gotten faster, for example JavaScript engines. And compilers can probably compile a 20 years old program and make the binary more optimized then it was before.