RE: fob that holds the block chain in your pocket and you can confirm a transaction without going over the Internet at all
So you have to meet up in meatspace to transact? Sounds dangerous. If mailed, what if it gets lost? Sounds sketchy.
RE: fob that holds the block chain in your pocket and you can confirm a transaction without going over the Internet at all
So you have to meet up in meatspace to transact? Sounds dangerous. If mailed, what if it gets lost? Sounds sketchy.
It's not sketchy. It is Jack's, From Twitter invention.
I hate to tell you, that's not a privacy tool. That's just a hardware wallet. Everything you do on it is transparent unless you are passing it around from person to person, which would be a bad idea because you/they could get rugged. Of course if you did want actual offline privacy you would use an opendime https://store.coinkite.com/store/opendime
I use a Trezor.