**System Information**
Widows 8.0 Intel HD 4600
**Blender Version**
Broken: 2.72b
**Short description of error**
{F134093}
This may be a windows or windows 8x problem
**Exact steps for others to reproduce the error**
In the video sequencer the video plays at the correct frame frame rate however when the window is opened the frame rate drops to about 2 fps
My .blend for testing
{F134095}