http://ilovetypography.com/2017/07/24/endangered-alphabets

As you probably know, every culture has its own spoken language, and in many cases its own written language, too — a writing system it has developed to express and record its own beliefs, its own experiences, its understanding of the world. What the members of that culture have collectively written in that script is the record of their cultural identity: spiritual texts, historical documents, poems, deeds, letters between family members.