Bastien writes: > This is now fixed in master. Tested and confirmed!
> Glad you like the feature! I've been looking forward to it for a while. As a "Drupal taxonomy" fan, I think it would be even cooler to get a multi-level tag tree by nesting groups, e.g. #+TAGS: { music : { rock : acdc cure } { pop : abba madonna } } which currently does nothing; or by chaining them, e.g. #+TAGS: { rock : acdc cure} {pop: abba madonna} {music : pop rock} which currently results in this error message: Invalid regexp: "Unmatched ( or \\(" Yours, Christian