Ubu birashoboka ko ibikoresho byo gutanga umusaruro bishya, abashakashatsi bahuye nabashakashatsi babishoboye kandi babishoboye, babonaga sisitemu yo kugenzura ubuziranenge hamwe nitsinda ryinjira mu bushinwa Yonlande ibinyabiziga by'amashanyarazi, Ibiyaga by'intoki by'amashanyarazi , Amagare y'amashanyarazi ku bukode-a-hagati , Amagare yamashanyarazi Cleveland Ohio ,3 URUGENDO RUGENDE . Turakarira tubikuye ku mutima kandi abacuruzi bo mu mahanga ndetse no mu mahanga babaza, cyangwa ku bimera bibaza, tuzaguha ibicuruzwa byiza ndetse n'ubufasha bwawe bushimishije, tureba imbere mu kugenzura kwawe no mu bufatanye. Ibicuruzwa bizatanga ku isi hose, nk'Uburayi, Amerika, Australiya, muri Finlande, muri Enlande. Imyaka myinshi Ibibazo byinshi hagati yabatanga n'abakiriya biterwa no gutumanaho nabi. Umuco, abatanga isoko barashobora kwanga kwibaza ibintu batumva. Tumenagura izo nzitizi kugirango tubone ibyo ushaka kurwego utegereje, mugihe ubishaka. Igihe cyo gutanga vuba nigicuruzwa ushaka ni ingingo zifatika.