I'm seeing the same rapidly alternating light source on Windows 8.1 / Geforce 980, both in Chrome 45.0.2454.101 m and Firefox 41.0.1 It's disorienting, serious

I'm seeing the same rapidly alternating light source on Windows 8.1 / Geforce 980, both in Chrome 45.0.2454.101 m and Firefox 41.0.1 It's disorienting, seriously adding to the uncanny factor. Otherwise, the shaders look magnificent. Keeping this to spook the kids on Halloween.