After a long investigation, it turns out that Apple's WebKit engine version in the user agent is stale, always set to 605.1.15.
ВсеПрибалтикаУкраинаБелоруссияМолдавияЗакавказьеСредняя Азия，详情可参考新收录的资料
Hidden deficit gap16%。新收录的资料对此有专业解读
"Compatibility is the degree to which an innovation is perceived as being consistent with...past experiences, and needs of potential adopters." 1-2-3 shipped with a VisiCalc translation tool and its interface is clearly built to make VisiCalc users comfortable. Check.
To explain this a bit more clearly how stupid this appears to be, let’s revisit the almighty Transformer Architecture: