ABOUT BITCOIN

Choices are primarily a leveraged position,??Leon claimed. ?�When you can find large concentrated positions at a certain price and expiration, and people arrive into expiration, then which could cause liquidation spikes.?????�머지 ?�금?��? ?�래??종이 지갑에 ?�아 ?��? ?�게 ?�니?????�런 ?�해 ?�문???�용?�