Sorry, I wasn't insinuating malicious intent. It's a cool app and I used it, it's much better than the openstreetmap version that was released!
My comment was more of a reflection of people's amusingly conflicting views. One thing this has made me realise though is that if Apple were to just ask their customers rather than operate with subterfuge then they could have avoided this whole thing being a problem.
But point taken, many will use this bit of power js without wven thinking of the consequences...
We wrote this for fun, and to show clientside js apps can do fancy things like parsing sqlite btree dbs raw, despite the obvious privacy implications.