If that's true, then doesn't that act as evidence that they are being forced in some way? Yahoo [1], and others, were forced with other programs, with threads of treason for talking about it [2].

1. https://news.ycombinator.com/item?id=8305925

2. https://www.businessinsider.com/marissa-mayer-its-treason-to...

Wow, very different search results when using google vs duckduckgo.