Twitter is Showing Videos in Stream and Redirct to VideoSurf?

Just heads up, From about two weeks we told you that Twitter is going to show videos and images in stream as there was an option to enable Multimedia, Today I noticed that when I try to post a video from Youtube it shows up in the stream as collection of screenshots as shown below.

For High Resolution, Click Here.

But the strange thing that Twitter redirects you when clicking on the video to VideoSurf.com as this screenshot,

For High Resolution, Click Here.

So is it a type of a deal or something like that? Will there be Images in stream too? We still don't know, Stay tuned and we will tell you!
We will keep updating here, trying other video sources and also trying images on other twitter accounts!