Google is turning Tilt Brush over to the open source communityThe VR drawing app will still be available to download through stores. Google is winding down support for yet another one of its marquee VR products. In a blog post spotted by Protocol, the company said it’s halting development on Tilt Brush and open sourcing the project so that the community can continue to use the app. “To some, this may look like the end of Tilt Brush. To me, this is immortality,” said Tilt Brush co-creator Patrick Hackett of Google’s decision. Incidentally, Hackett left the company earlier in the month. For its part, Google said the move will allow…