Bitcoin mining costs surge past $70K – Will rising expenses hit miners hard? Costs have surged, squeezing margins and triggering silent sell-offs via OTC channels. Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Filed under: Altcoins - @ June 17, 2025 8:15 pm