Open source would be another Freebase differentiator. :) If you're worried about competition, release under AGPL. Similarly for the data, to the extent restri

Open source would be another Freebase differentiator. :) If you're worried about competition, release under AGPL. Similarly for the data, to the extent restricted by copyright and such, release under CC0 (same as Wikidata). Or if you want to be onerous, ODbL. Some neat ideas in the project in any case, good luck!