yóuqí shì gōngzuò, mòshēngrén, gōnggòng chǎnghé, wénzì gèng róngyì bèi bǎocún hé sōusuǒ尤其是工作、陌生人、公共场合,文字更容易被保存和搜索。Especially at work, with strangers, or in public places, written text is easier to save and search.