Innovative ‘HODLbox’ enables subscribers to exploit nascent cryptos. — Online Blockchain plc (LSE: OBC), the leading UK-listed blockchain company, has launched its next cryptocurrency product. Its HODLbox — available at https://hodlbox.co - is a fun online mystery box, which introduces cryptocurrency enthusiasts to new, interesting and predominantly unlisted cryptocurrencies monthly. For a subscription of $25 per month, users receive…