texas - based  harboly said in a 14th august blog post that it was shutting its doors as a result of work on a separate project that co-founder and ceo connor black described as '' a growth hacking tool and service'' currently in private beta.

the past year has seen a number of exchanges call it quits in north america, including vault of satoshi, cavirtex and buttercoin.

according to the post, the closure isn't related to security or fraud issues, and the exchange is up fore sale....................................................................