There are some very legitimate and more durable uses of PRF in WebAuthn, specifically supporting credential managers and operating systems.
那它就愿意只卖低价吗？当然不，它也想创新，搞了个33晚的“史诗下西洋”长航线，致敬郑和，其实卖得还不错。但架不住船公司自己没耐心，一看有人包船就跑回去做短线，最后把路走窄了。。Line官方版本下载对此有专业解读
shyne (Modern English "sheen" but German cognate is closer)，详情可参考WPS官方版本下载
lua5.1-lpeg-1.1.0-5.fc42.x86_64，更多细节参见51吃瓜