Can you check the list of 'about:plugins' once it has started up? Can you additionally do an strace of epiphany and attach it?
strace epiphany 2&> epiphany.strace should do. -- Consistent 15-second hang with no window painting at launch https://launchpad.net/bugs/52722 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs
