1️⃣ Mainland China continues to issue announcements strictly prohibiting "virtual currency speculation," which is likely aimed at "social media platforms within the Great Firewall." 2️⃣ Personally, since my first day on Twitter, I've been very clear that I won't touch social media platforms within the Great Firewall anymore; there always has to be trade-offs. -- On my Web2 phone, I used to have apps like Twitter and DC, but I deleted them all, just in case.