A version of this story first appeared in CNN Business’ Before the Bell newsletter. Not a subscriber? You can sign up right here. You can listen to an audio version of the newsletter by clicking the same link.New York (CNN Business)Is the crypto winter finally over? (And in the scorching heat of summer no less?) Bitcoin prices have stabilized around the $23,000 to $24,000 level after plunging below $20,000 in June.The prices of ethereum and other leading digital currencies have also rallied in the past two months, leading to hopes that this nascent market may have reached its bottom.