Nope, as cryptocurrencies are not really currencies, so you are always trading capital.
Taler experimented with a different direction when they built a distributed payment system for moving usual currencies digitally, even with a asymmetric behavior to preserve buyers privacy while making sellers taxable. Sad that it did not catch on.
Taler experimented with a different direction when they built a distributed payment system for moving usual currencies digitally, even with a asymmetric behavior to preserve buyers privacy while making sellers taxable. Sad that it did not catch on.