Kuva kuri kode ya QR ku gice gito cy'imodoka kugeza ku kirango kiri ku gikombe cy'ikawa ukunda, porogaramu zo gushyiramo ibimenyetso bya laser ni igice kitagaragara ariko cy'ingenzi cy'isi yacu ya none. Izi kirango zihoraho ni ingenzi mu kurinda umutekano, gukurikirana ibicuruzwa binyuze mu ruhererekane rw'ibicuruzwa, no kongeramo ubwiza bw'umuntu...
Guhitamo gaze ifasha mu gusudira hakoreshejwe laser ni kimwe mu byemezo by'ingenzi cyane ufata, nyamara akenshi biratahurwa. Wigeze wibaza impamvu gusudira hakoreshejwe laser isa n'aho itunganye byananiranye mu gihe cy'ihungabana? Igisubizo gishobora kuba mu kirere… cyangwa se, mu mwuka runaka wakoresheje mu kurinda…