[aurelianito]

Facebook does provide Bing searches integrated into the platform.

[pepdek]

I've never been thought; Oh I need to look up something... Let me Facebook it so they can Bing it for me.

[hackinthebochs]

But for people who are already on facebook its natural to just use the search box that's 5 inches away. For better or worse, facebook is the new homepage of the internet for a lot of people. There are endless ways they can monetize this.