His product, Ballet, is a credit card-sized device offering cold storage of Bitcoin (BTC) and fourteen altcoins, including Ether (ETH), XRP and Litecoin (LTC). Another eighteen will be added soon, the project’s website states.
Fresh competition for market stalwarts
The device will compete for space in a market dominated by a few well-known brands. Trezor, Ledger and KeepKey control the majority of hardware wallets available to regular cryptocurrency users, these nonetheless not coming in credit card form.
Made of steel, Ballet’s appearance echoes that of CryptoSteel, a backup seed protector device sold in tandem with Trezor’s wallets.
Last year, a new offering from Bitfi saw a PR nightmare after testers debunked the company’s claims its wallet was unhackable. The launch had the support of Bitcoin proponent John McAfee, who vigorously defended the wallet until Bitfi admitted it was vulnerable.