Reviews of the 4k version are good but mention of the white lines carried over from the Universal blu ray (no full restoration), which I hadn't recalled being an issue before. Checked my blu ray, the white lines are prominent on the restored version (when Janet Leigh is dropped off by the taxi...
Thanks for the heads-up on the review. Great film, my preference is for the Preview version, so will watch that first. Also looking forward to the Tim Lucas commentary on the theatrical cut, as he's my favourite commentator. Looks like another home run for KL.