I haven’t touched ㄅㄆㄇㄈ since the 70s. While I can recite all the zhuyin phonetics, I can only read them with extreme difficulty. Writing is a lost cause. However, I’m great at pinyin. Our local Chinese school instructs children in traditional Chinese characters and zhuyin phonetics. I was using BoPoMo Help, an iOS app with Zhuyin/pinyin conversion…