This is very cool! I could have really used this during my time at university. :)
How about as a next step adding revisions to formulas and making them commentable, working sort of like gists?
How about as a next step adding revisions to formulas and making them commentable, working sort of like gists?
Those revisions and comments features are nice suggestions, though I really want to see exactly what features are needed for users to use this _regularly_.