Itumanaho Rigaragara Igishushanyo mbonera kigamije kwerekana icyerekezo cyerekana sisitemu yimyandikire. Gutyo rero, ibihimbano bigizwe n'amagambo yihariye, ibipimo nyabyo, hamwe nibisobanuro nyamukuru uwashushanyije yafashe neza. Na none, uwashushanyije afite intego yo gushyiraho urwego rwimyandikire isobanutse kugirango ashyireho kandi yimure urutonde rwabumva amakuru avuye mubishushanyo.