Fun fact: Netflix founder Reed Hastings was previously the author of Purify, a truly revolutionary memory-reference checker from the 1990's that worked by instr

Fun fact: Netflix founder Reed Hastings was previously the author of Purify, a truly revolutionary memory-reference checker from the 1990's that worked by instrumenting all the object code in a program, including all the libraries linked in (even dynamically), with no source files or recompiling needed. Slow-down was typically 2x. Anyway, he used the money he made from selling the company (Pure Software Inc.) to initially self-fund Netflix.