Washi kaseti kurukuta, iyi yari ikoreshwa twembi twatunguwe kandi turatangara! Nibyo, urashobora gukoresha kaseti ya washi kugirango umanike amashusho kurukuta rwawe cyangwa urugi rwicyumba, ariko bite byo gukora igishushanyo cyiza kurukuta ukoresheje kaseti ya washi? Ibyo ni bishya!