It factually wrong because there were options to do programming without Assembly <i>before C</i> existed.<p>One such example is the Burroughs B5000 system with Algol in 1961. This is just one example from many, available to anyone that cares to a little research.<p>I would have phrase it like this:<p>&quot;Before C there were other systems programming languages, but for various reasons they lost to C and now it is widespread through the industry as we know it.&quot;<p>Followed by his note on how all computers in the room have their OSes coded in C.