Sony Ericsson took some time to see what the public really thinks about the Xperia X10. All this action takes place at the Product Testing Institute with 5 different focus groups: Guidos, Models, Todlers, Glam Rockers and Surfers. They compared the X10 features to other smartphone rivals such as the BlackBerry 9700, iPhone 4, Galaxy Vibrant. Check all the vids out after the break