If faulty on arrival, the buyer will receive a complete refund promptly and no return from the miner is necessary.?? ??? ??????? ????? ??? ? ?????????? ?????? ????? ???? ??????? ?????? ??????? ?? ????? ?? ????? ?????? ???? ????? ???? ??? ???.As copyright incorporates a volatility selling price, it will show the full degree of copyright being paid o