Ben Croll Playing at Göteborg and Rotterdam this past week, Magnus von Horn’s sophomore feature “Sweat” has collected plaudits and prizes ever since it launched as part of the Cannes Festival’s 2020 official selection last summer.Since June, the Polish language film – which offers an up-tempo character study of a twentysomething fitness influencer – has collected festival hardware across the globe, claiming prizes in Chicago, Macau, Gdynia, and Trieste.