Kugeza ubu, hamwe no guhanga kwayo kudasanzwe, ibisobanuro bihanitse byinshi byerekanwe hamwe nibikorwa binini byo guhuza ibikorwa, hanze LED yerekanwe hanze biragenda byamamara mubamamaza ndetse nababumva,
Kuri "umuyobozi" uburyo bwo kumenya ubuziranenge bwerekana LED, ntabwo yumva neza ibyerekanwe LED. Mubihe bisanzwe, biragoye kwemeza uyikoresha, kandi iminsi ikurikira nubwoko bwose bwukuri.
Raporo y'Ubucuruzi ya Harvard: Amasaha agera kuri miliyoni 4 kumunsi mu Bwongereza akoreshwa mu nama y'itsinda, muri Amerika, impuzandengo y'amatsinda 1100 ku munsi, buri imwe ikaba ari amasaha 3.5 ku munsi, ntabwo ari isaha 1.