Outlining with OmniOutliner Pro 6

OmniOutliner Pro 6 Product : OmniOutliner Pro 6 Price : $99 for new users and $50 for upgrade price. They have a $49.99/year subscription price. Rationale or the Lack of One There was no good reason to buy OmniOutliner Pro 6 . I don’t need this program. I have the outlining abilities of Org-mode in Emacs. And dedicated outlining programs in Opal, Zavala and TaskPaper. They had a good upgrade price…