Amakimbirane ajyanye n'imyaka afatwa nk'igitekerezo cyo gushyingirwa, nturangire. Mu Burayi na Amerika, abateje n'umukwe "bageze gusaza": barukurura umubano kuva mu myaka 35 nayirenga. Bifatwa nk'ikwemera ko gukora umuryango ukeneye gukura no mu mico kandi mu buryo bw'amafaranga. Mu gihugu cyacu, benshi baracyababazwa no kwizihiza isabukuru yimyaka 30, badafite uwo bashakanye. Basanze uko bishoboka, abashakashatsi b'Abongereza bahisemo kumenya imyaka ingahe ko ari byiza kurongora uhereye ku bumenyi bwa siyansi. Umunyamakuru Brian Christian hamwe nabahanga mu Bumenyi bwa Cognivit Griffiths vuba aha baherutse kureka igitabo cyitwa "amategeko 37%". Nibwo, ukurikije abanditsi, bazafasha abantu bose gukora byose ku gihe.
None, ni imyaka ki imyaka igomba kujya ku birori byo kwiyandikisha, nk'uko bya gikristo na Griffiths? Ku myaka 26. Nibyo, iyi mibare ni iteganijwe - ibarwa ukurikije algorithm ikurikira: abantu batangira kurongora cyangwa gushyingirwa, abantu batangira gutekereza (bakurikije imyaka 18 kugeza kuri 40. Kandi igihe cyiza cyo kurangiza ishyingiranwa ni 37% yigihe cyose. Muri icyo gihe, abakristu n'abacuranga babonaga icyuho mu myaka 22 (kuva ku myaka 18 kugeza 40) ukuyemo 37%. Niba watangiye gutekereza ku kurema umuryango utarageza ku myaka 18, hanyuma, noneho "ibitekerezo" byawe byo gushyingirwa, bihinduka. Kandi griffith yizeye ko kubona umufatanyabikorwa mubuzima nyuma yimyaka 26, birumvikana ko wenda, ariko buri mwaka amahirwe yo gushyiraho umuryango wishimye wagabanutse.