Symbols and signals in g-dropping
In comments on my post about Tim Pawlenty's recent Iowa performance, various people have raised the question of vowel quality ([i] vs. [ɪ]) as opposed to consonant place ([ŋ] vs. [n]) as a feature of the phenomenon commonly (though misleadingly) known as "g-dropping".
This issue, though part of the folklore of sociolinguists, has not gotten the attention that it deserves, perhaps because it doesn't fit gracefully into the traditional intuitive frameworks of the relevant fields. In particular, it involves three areas where the boundary between symbols and signals gets blurry: vowel reduction, vowel-consonant coarticulation, and consonant-consonant assimilation.
As a result, discussing the topic will take us on a trip through some odd corners of English phonetics, phonology, and sociolinguistics. So consider yourself warned.
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