Some alternative cryptocurrencies, called ‘altcoins’, demand far less electrical power than bitcoin.
The American Survival Research Foundation offered a reward of $1,000 for cracking one of Thouless’s two codes within three years of his death. It was not claimed.
Shutterstock.com
Computer capabilities have boosted our decryption technology to great heights. How will the future compare to a past, one in which codes were thought to be a means of communicating after death?