In terms of the icon work in progress, this was my first attempt to do a full Suru icon in all sizes, based on the Software Centre icon for maximum consistency in colour, etc… I think the composition can be improved, but at least I now know I can do a Suru icon at every different size, taking the same pixellation/highlights as an existing one:
…but I think the circle of friends needs to be a little bit smaller relative to the squircle.