Air Waves is the rollicking, down-home folk-rock project of Austin-via-New York resident Nicole Schneit. At times a certain warm gruffness in her voice reminds me of tUnE-YaRdS' Merrill Garbus (in a rangier, rootsier alternative universe). "Waters," one of two songs from her forthcoming Dungeon Dots featuring pretty, airy backup vocals from Sharon Van Etten, suggests that the two should work ...