Complex sentence: Following the blueprint established by Vektroid's "Floral Shoppe" (December 2011), the movement built an audience on sites Last.fm, Reddit, and 4chan, with a flood of new acts, many operating under online pseudonyms, turning to Bandcamp for distribution.
Split into simpler sentences: Following the blueprint established by Vektroid's "Floral Shoppe" (December 2011), a circle of online producers were inspired to make music in the style. The movement built an audience on sites Last.fm, Reddit, and 4chan, with a flood of new acts, many operating under online pseudonyms, turning to Bandcamp for distribution.