Mezue ahịrịokwu na-esonụ: Na 2008 Summer Olympics na Beijing, Rubacek ruru eru maka oge nke abụọ na ụmụ nwoke 100 m urukurubụba, site na ikpochapụ a FINA B-belata nke 53.71 si
European Championships na Eindhoven, Netherlands. Ọ gbara ndị ọzọ na-egwu mmiri asaa na okpomọkụ nke anọ, gụnyere ndị mmeri Olimpik ugboro atọ Ioan Gherghel nke Romania na Juan Veloz nke Mexico. Rubacek gbara ọsọ gaa n'ọnọdụ nke anọ site na narị ise nke abụọ (0.05) n'ihu Veloz, na-agbasa ndekọ Czech ọhụrụ nke 53.53 sekọnd. Rubacek enweghị ike ịga n'ihu na ọkara ikpeazu, ebe o tinyere iri anọ na abụọ n'ime ndị na-egwu mmiri iri isii na isii na nke mbụ.