Complex sentence: By 1979, the Fairlight CMI Series I was being demonstrated in Australia, the UK and the US, the latter country covered by Bruce Springsteen's concert sound engineer Bruce Jackson, once Ryrie's neighbour in Point Piper.
Split into simpler sentences: By 1979, the Fairlight CMI "Series I" was being demonstrated in Australia, the UK and the US. In the US, the latter country covered by Bruce Springsteen's concert sound engineer Bruce Jackson, once Ryrie's neighbour in Point Piper.