Saudi Arabia has supported Wahhabi madrasas in poor countries in Africa and Asia, exporting extremism and intolerance. Saudi Arabia also exports instability with its brutal war in Yemen, intended to check what it sees as Iranian influence.
You don't need to invade a place or install a new government to help bring about a positive change.
It is so much easier to try to help a six-month-old child or a six-year-old child than it is a 16-year-old troubled kid.
Technology companies must constantly weigh ethical decisions: Where should Facebook set its privacy defaults, and should it tolerate glimpses of nudity? Should Twitter close accounts that seem sympathetic to terrorists? How should Google handle sex and violence, or defamatory articles?
One death is a tragedy, and a million deaths are a statistic.
Anybody looking at the history even of the 20th century would not single out Islam as the bloodthirsty religion; it was Christian/Nazi/Communist Europe and Buddhist/Taoist/Hindu/atheist Asia that set records for mass slaughter.