alt Hacker NewsI get your drift but... This sounds a bit like advocating "why not ditch all progamming languages and build some super language that makes no exploits possible". While we are at it, ditch the Von Neumann architecture. Or saying "why not ditch all natural languages in favor of Esperanto".
No, we don't need the "perfect language". But we definitely need to switch to better methods - which were available for decades already - more quickly. There are plenty of memory-safe languages. They have been available for decades. And here we are, a huge amount of servers affected by a memory bug, in especially badly written C. There are probably many more fundamental design bugs in PHP.