Question: The band whose style is typified by the blurring of component musical parts was formed when?
Sentence (from "Weekend (American band)"): It also received 4/5 stars on Tinymixtapes and was also reviewed by National Public Radio, the "Portland Mercury", "Boston Phoenix", "NME", Drowned in Sound, Brooklyn Vegan, The Onion's AV Club, and PopMatters.
Relevant evidence: No