... and adding to Bob's comment-- you might be wondering, "Well, how should *I* know if an AFNI program is old or new?"
The (only very recently available) answer is that there is a bit of guidance online:
[
afni.nimh.nih.gov]
(and actually, it is *still* a work in progress as we continue classifying things further.)
The above link might be useful when you are searching for a tool in AFNI to use for a particular task.
--pt