Original sentence: Upon his return to Portland, Smith formed the band Heatmiser with Neil Gust, Tony Lash, and Brandt Peterson (replaced in August of 1994 by Sam Coomes, later of Quasi)
Edited sentence: and more significantly, upon his return to Portland, Smith formed the band Heatmiser with Neil Gust, Tony Lash, and Brandt Peterson (replaced in August of 1994 by Sam Coomes, later of Quasi)