(1) The fastest way to figure out what is or was discussed on a Flow talk page is apparently the "history", why no traditional ToC? I seriously dislike (apparently) endless scroll down interfaces, it's time wasting and expensive (= can cost real money with some mobile broadband plans.)
(2) A link to mw:Topic:S4wsju7dgqc521zu from elsewhere, e.g., Meta, is not exactly obvious, why no traditional subjects with an (n)
counter for collisions? That's something Windows users would know.