Gaelic Psalm Singing

Gaelic Psalm Singing - Metafilter
From the amazing Metafilter, an American music professor thinks that he has traced the roots of American Gospel music to Scotland, specifically the Hebrides.
MP3 goodness:
Psalm 133 [mp3]
Psalm 16 5-7 [mp3]
Psalm 16 6-9 [mp3]