Levogyric flux

This has long been awaiting a title. Then a new blog post from Paul Laffoley Fans provided the hook that I needed to hang this on. It had always brought to mind some kind of hyperspatial field, but the idea of time-travel via local distortion of the space-time field hit the mark.

Requiring ultra-high quality to bring out the detail, this is therefore unsuitable for print-size rendering... until computing power advances an order of magnitude :D