Every week the Stereogum staff chooses the five best new songs of the week. The eligibility period begins and ends Thursdays right before midnight. You can hear this week’s picks below and on  Stereogum’s Favorite New Music  Spotify playlist, which is updated weekly. (An expanded playlist of our new music picks is available to  members  on Spotify and Apple Music, updated throughout the week.) 5 Death Cab For Cutie - "Punching The Flowers" Death Cab For Cutie have such a knack for fatalist songs that it's like they're trying to prove their own point. "Sometimes I think this cycle never ends/ We slide from top to bottom, then we turn and climb again," goes the opening line to the Transatlanticism gem "Expo '86." Over two decades later, Ben Gibbard and co.…