Tumblr today is launching a new app, called Cabana, which allows a group of friends to video chat and watch videos together, in real time. The app is being introduced under the Tumblr brand, and will cater to the type of users who frequent Tumblr’s blogging service – teens and young adults – but it’s not currently designed to interoperate with Tumblr’s product or take advantage of the existing relationships between fellow Tumblr users.
Instead, Cabana came about more through happenstance than strategic direction.
Tumblr founder and CEO David Karp ran into Jason Lee, Director of Product Management at Polyvore Labs, at a Yahoo leadership offsite earlier this year, where Lee was demonstrating the product.
Polyvore Labs is an internal incubator inside Yahoo – the company…