Comment 13 for bug 902594

Actually, I cant reproduce this myself either, its steady at around 0-5% here.

Command line midori
Midori midori-gtk3-0.5.5~r6411 ((null))
GTK+ 3.4.2 (3.4.2) Glib 2.32.3 (2.32.3)
WebKitGTK+ 1.8.3 (1.8.3) libSoup 2.38.1
cairo 1.10.2 (1.10.2) libnotify 0.7.5
gcr No granite No
Platform X11; Linux i686
Identification Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; en-us)
Video Formats H264 [x] Ogg Theora [x] WebM [x]

Incomplete = Needs more info, may not be valid, or not reproducible.