when timeshifting and then using ff/rw or skip CAN cause weird playback when you start playback again.
This will be solved when skipping or ff/rw again.
So it seems playback is not initiated correctly again.

Seems to have something to do with the de-interlacer.

h4. Additional Information
Using VMR9 renderless
intervideo codecs
Timshifting on
WinXP
MSI mega 180