Depends on what you are capturing from and what you delivery to is.
Generally speaking if you are going anywhere near broadcast, bluRay, DVD or any tape delivery and want to be able to view on most Pro monitors Psf is the way to go.
Progressive segmented frames basically stores the progressive frames in two segments using the interlaced infrastructure in place in most video environments. The frames are rejoined on output to display progressive.
Be aware a trilevel sync generator (see AJA Gen10) is required to sync decks, capture cards etc.
1080P 23.98 is extremely rare, I’ve never seen it nor used it, while some may use 1080P 24 to edit for a film out these formats don’t play well with video
Doug Beal
Editor / Engineer
Rock Creative Images
Nashville TN