It had to happen. It was inevitable. Rumours are abound on Mashable and Advertising Age that Facebook is adding location features this month, which probably means the end for existing location-based services like Foursquare and Gowalla. Facebook’s huge critical mass allows it to get to where its smaller rivals could only dream of being and at the flick of a switch.

For more on that and an interesting company called Sticky Bits, check out my Bullet Points blog post.