Photo Gallery 21/03/2016by OmniTouch International 19 years, 40 countries, more than 50,000 Participants. When you’ve worked with as many people as we have, in as many places, you build up a storehouse of cherished memories. Here are some of our favourites from across the years. Google Photos Refresh Token invalid. Please authenticate from Photonic → Authentication.Error encountered during authentication: cURL error 28: Resolving timed out after 10000 milliseconds See here for documentation.