User blog comment:MetallicArcher/Tayang Xiao Long and Penny's last Name confirmed?/@comment-10990964-20140910223455/@comment-4010415-20140911025319

The windows aren't exactly the same. Look at "Tempest" in the left and right windows. Above Tempest on the left window is Sun Wukong. Above it on the right window is Taiyang Xiao Long.

Most likely, one of the windows is from a flashdrive.