I love the wee little bit of drag when he intrudoces the second subject...it doesn’t alter the timing at all...it is so subtle, but I feel it.
Now here is another cool comparison
Bach:
and Paul Simon:
https://www.bing.com/search?q=american+tune+paul+simon+youtube&pc=MOZI&form=MOZSBR
The Catholics also adapted that tune for a Lenten hymn.