James Rosindell's OneZoom tree viewer is out and the paper describing the viewer has been published in PLoS One (disclosure, I was a reviewer):Below is a video where James describes OneZoom.OneZoom is fun, and is deservedly attracting a a lot of attention. But as visually striking as it is, I confess I have reservations about fractal-based viewers. For a start they make it hard to get a sense of the relative size of taxonomic groups.