Wolfram Alpha isn't a search engine, and doesn't DDG use Yahoo/Bing's API for some things? One major player going away, another losing something like 9 Billion

Wolfram Alpha isn't a search engine, and doesn't DDG use Yahoo/Bing's API for some things? One major player going away, another losing something like 9 Billion, and one or two minor players stepping up isn't exactly a volatile industry.