diff --git a/doc/snow.txt b/doc/snow.txt
index 12377e6db9..33342d0056 100644
--- a/doc/snow.txt
+++ b/doc/snow.txt
@@ -338,6 +338,9 @@ try to use the wavelet transformed predicted image (motion compensated image) as
 try the MV length as context for coding the residual coefficients
 use extradata for stuff which is in the keyframes now?
 the MV median predictor is patented IIRC
+change MC so per picture halfpel interpolation can be done and finish the implementation of it
+compare the 6 tap and 8 tap hpel filters (psnr/bitrate and subjective quality)
+try different range coder state transition tables for different contexts
 
 Not Important:
 spatial_scalability b vs u (!= 0 breaks syntax anyway so we can add a u later)