I am using SPARQL on a commercial product I am developing and also for a future product (I am a solo developer, so one product at a time). As I mentioned in an

I am using SPARQL on a commercial product I am developing and also for a future product (I am a solo developer, so one product at a time). As I mentioned in another comment, the SPARQL endpoints for WikiData and DBPedia are fantastic resources, for some projects.