Ok, so I have finished all of the tweaks to the buggy and about ready to combine all of the notes into a version 2. So how does version 1 compare up to my original list of requirements? Well, it does pretty well actually.
There is a capacity problem in that the rig won't carry my heaviest gear because of a severe centre of gravity issue. The tripod head also caused some issues because of the weight being higher up, but also because the adjustment bars interfered with the power switch.
If you watch the video below, you'll notice a fair bit of "jitter" as the camera pans, this seems to be because of 2 things: