Zompist Bboard Again

Non-phonemic longer vowels, such as more open vowels (/a/ [aˑ] versus /i/ [i]) or vowels in open syllables can also be stress attractors (at least as long as there are no phonemic long vowels).

Most of this thread seems to presume that bilabial vs. labiodental is some kind of surface phenomenon to be explained away, based on an underlying labial stop vs. labial fricative phonological structure. But note that the opposite analysis is possible as well: bilabial vs. labiodental as underlying ...