But when you use projects pushed by big companies, you are giving those companies word-of-mouth advertising, and when their projects become popular they get a p

But when you use projects pushed by big companies, you are giving those companies word-of-mouth advertising, and when their projects become popular they get a pool of pre-trained engineers for free. So if you honestly feel that a company is pure evil, you really ought to avoid any open source project they publish. Not because the code is political, but because everything surrounding the code is.