If you try to post the following, when you click the Share button. Nothing happens.
𝔉𝔬𝔯 𝔞 𝔩𝔦𝔱𝔱𝔩𝔢 𝔣𝔲𝔫 𝔱𝔬𝔡𝔞𝔶, 𝔦 𝔴𝔯𝔬𝔱𝔢 “𝔯𝔢𝔭𝔩𝔞𝔠𝔢-𝔩𝔞𝔱𝔦𝔫-𝔞𝔩𝔭𝔥𝔞𝔟𝔢𝔱-𝔱𝔬-𝔤𝔬𝔱𝔥𝔦𝔠”. 𝔗𝔥𝔦𝔰 𝔴𝔦𝔩𝔩 𝔯𝔢𝔭𝔩𝔞𝔠𝔢 𝔞𝔩𝔩 𝔈𝔫𝔤𝔩𝔦𝔰𝔥 𝔞𝔩𝔭𝔥𝔞𝔟𝔢𝔱 𝔟𝔶 𝔊𝔬𝔱𝔥𝔦𝔠 𝔳𝔢𝔯𝔰𝔦𝔬𝔫 (𝔞𝔨𝔞 𝔅𝔩𝔞𝔠𝔨𝔩𝔢𝔱𝔱𝔢𝔯, 𝔉𝔯𝔞𝔨𝔱𝔲𝔯) 𝔱𝔥𝔞𝔱'𝔰 𝔞𝔳𝔞𝔦𝔩𝔞𝔟𝔩𝔢 𝔦𝔫 𝔘𝔫𝔦𝔠𝔬𝔡𝔢 𝔞𝔰 𝔠𝔥𝔞𝔯𝔞𝔠𝔱𝔢𝔯𝔰. ℌ𝔢𝔯𝔢'𝔰 𝔱𝔥𝔢 𝔠𝔬𝔡𝔢. 〈𝔗𝔥𝔬𝔲 𝔖𝔥𝔞𝔩𝔱 𝔘𝔰𝔢 𝔈𝔪𝔞𝔠𝔰 𝔏𝔦𝔰𝔭〉 http://ergoemacs.org/misc/thou_shalt_use_emacs_lisp.html
it seems, they tried to filter spam that use Unicode to bypass spam filter, and i became the victim of collateral damage. 〔☛ Spam Text Collection: Unicode-Obfuscated Spam, 2012〕