Demo: C++17 vs C Strings, plus some Zig

Demo of C++17 string_view conflicting with null-terminated C strings, and how that relates to language design, including some discussion of Zig. Links: http://www.stroustrup.com/SELLrationa... ("Library design is language design" on page 6) https://ziglang.org/documentation/0.5... https://ziglang.org/documentation/mas... https://en.cppreference.com/w/cpp/str... https://developer.gnome.org/gtk3/stab... https://wiki.libsdl.org/SDL_CreateWin... https://www.freetype.org/freetype2/do... https://harfbuzz.github.io/harfbuzz-h... https://www.sqlite.org/c3ref/prepare....