Why do you think that offline transactions will more adaptable than online transactions? in today's world, we are surrounded by connection. it's very to have any data connection.
In many places in rural and developing countries, Internet connectivity is Both expensive and intermittent. More solutions for these situations will Of course it helps to use cryptocurrency where needed. Bitcoin transactions can replace Low-bandwidth transport layer, such as mesh radio and SMS.
The reason why some people pursue "offline" crypto transactions is to prevent potential Hackers and steal private keys, but the solution is alleged to be "Air gap type", Bluetooth, radio frequency-all can be hacked through the following facts: Need to connect to the Internet at a certain point in time (even a millisecond) Create valid transactions. In this case, they still have an attack vector, and if There are still attack vectors in the solution, so "Offline" crypto transactions did not meet their goals.