Before there were retroreflective coatings on road signs, some places used retroreflective dots to trace the letters and shapes.
Before there were retroreflective coatings on road signs, some places used retroreflective dots to trace the letters and shapes.
This may be because the URL contains non-ASCII, which I haven’t percent-encoded, despite having manually changed
(and)to%28and%29to prevent the parentheses from interfering with Markdown syntax.That could be it. Incidentally, the image displays fine in the web UI. Must be a bug in Thunder.