DF500 modification for extra fence height -- Useful?

[ChuckM]

I came across this:
https://www.instagram.com/p/Bxd_yssDZNV/

Trying to think of an application for it. [unsure]

 

[bertv]

It has been done by others. Takes care of the minimum width of material limitation, eg you can use material under half an inch down to possible 3/8, still centering the domino (though using 4 mm domino on 3/8 is cutting it close, I think).