RSD is the alias of Rob Smith under which he releases dubstep records. Rob Smith is a dub producer from Bristol with critical acclaim. He has released music as (a.o.) Smith & Mighty, More Rockers, Blue & Red and RSD RSD is also a band, whose story begins in 1999 with Matt on lead guitar and vocals, Trevor D. on rhythm guitar, Sean on bass, and Trevor M. on drums. After a few house shows, and some cover songs the band was good to go, but after a fast start RSD took a hiatus.