Nyorai mberi kweiyi ndima - Tarczynski akakwikwidzawo mumakwikwi emamita 100 kumusana
pamitambo yeOlympic yeZhizha ya2012 muLondon. Akabvisa zvose zvinyorwa zvenyika uye FINA A-kucheka kwe54.12 kubva kuPolish Long Course Championships muOlsztyn. Akadenha vamwe vanoshambira vanomwe mumutambo wechishanu, kusanganisira Camille Lacourt wokuFrance uye wokuRussia Arkady Vyatchanin, uyo akahwina menduru yebronze muBeijing makore mana akanga apfuura. Tarczysnki akachengetedza nzvimbo yechinomwe pamusoro peLacourt's teammate Benjamin Stasiulis nezvikamu zvitatu kubva pagumi zvechipiri (0.30), munguva ye55.06. Tarczysnki akakundikana kuenda kumasemifinal, sezvo akaisa makumi maviri nemanomwe pakupedzisira pazuva rechipiri rekutanga.