I have had no buffering problem yet. I do feel lost in the interface sometimes. Why can you not middle click with your mouse to open a new link for example. As for the image quality: Yes I am a bit disappointed. But better then your caps.
Some other comparison:
5 seconds into insane Storage Server - Fully 10 Gigabit Network, $1,500 Switch http://i.imgur.com/rE2UepL.png Youtube 1080p
http://i.imgur.com/x2QXTt9.png Youtube 720p http://i.imgur.com/utNQ4DO.png Youtube 480p http://i.imgur.com/Skc39mn.png VesselHD
Album: http://imgur.com/a/HnxZE I found the image quality to be better then youtube 480p but worse then youtube 720p. Closer to 480p then 720p.