In its pursuit of the mobile gaming market, PubNative, a German app-focused supply side platform (SSP), is tentatively exploring the possibilities of VR. Speaking to Faultline this week, the company’s founder and CEO, Ionut Ciobotaru admitted that his “interest is just exploratory.” “For now, VR just doesn’t have the critical mass to be monetizable for ad companies,” he added. The company has set gaming as its next key market for growth in the world of mobile ads, announcing in April that it was expanding its offering to include ads in VR games. But with only a handful of VR games currently live on its platform, the company is simply testing the waters in terms of consumer demand. There are a…