People were suspicious that this account was so recent, so was rightly asked questions like “why was your account just created?”. Calvin replied that people use Facebook in Hong Kong, and that this was the first time in his life he had used Twitter. Strange. Here’s an archive of that tweet where he claims this: http://archive.li/1Byih. I looked through his Reddit posts and noticed that he had an usual interest in obtaining BITMAIN coupons, and in one post, he posts his Telegram username as a contact detail: http://archive.li/fBmjh.