Changes

When chromatic aberration occurs in [[virtual reality]], a viewer faces two issues. On one hand, the simple presence of this optical distortion can break the suspension of disbelieve as it serves as a constant reminder of the artificial nature of the virtual environment. On the other hand, it can lead to discomfort and headaches that could make longer VR sessions impossible.<ref>http://blog.qwrt.de/improved-pre-warping-for-wide-angle-hmds/</ref>