Mumakore mashoma apfuura, kambani yedu yaenderera mberi nekugadzirwa kwepamba kwekudonha musimboti wekunze zvigadzirwa zvemagetsi zvevamwe vagadziri, iyo firita chinhu chakagadzirwa neyekunze tembiricha yezvinhu, index yekuita yeiyo legege core inosvika padanho rekunze. yakafanana inodonhedza musimboti, iyo inogona kutsiva zvachose inopinza leakage moyo.