I suppose the opposite of the much talked about meltdown is a melt up – although in some ways it does sound a bit much like those very ordinary sandwiches the yanks have that contain orange cheese.
These large outside days are interesting because of what they do to systems. They are often big enough to punch out shorts and worry those who do have a negative view. Yet, in isolation they are often not enough to trigger long systems.
Note the crappy volume which is interesting – might wait for final figures before commenting on this.