Sean,
the vibes are one of my favorite sounds on the SD1; if you care to listen, I have used that sound on at least two songs on my website:
Anos dourados and Desafinado.
http://andrearotolo.tripod.com/dreamer/id1.html
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Korg Kronos 61 and PA3X-Pro76, Roland G-70, BK7-m and Integra 7, Casio PX-5S, Fender Stratocaster with Fralin pickups, Fender Stratocaster with Kinman pickups, vintage Gibson SG standard.