Available onlineFrauke Requardt and Daniel Oliver reprise their brave, surreal 2019 show for the coronavirus age In autumn 2019, the married couple Frauke Requardt and Daniel Oliver toured a performance called Dadderrs, which featured audience interaction and participation. Amid the coronavirus crisis, it's hard even to imagine what that might have felt like. Now, in a collaboration with film-maker Susanne Dietz, the…