http://bitcoin.tax
"You can also switch to using like-kind exchange treatment of altcoins. A like-kind exchange transfers the cost basis to the purchased coin from the selling coin and is not considered a tax event.
Before selecting another method, please get professional legal or tax advice to clarify if they are allowed in your own tax jurisdiction."
When I choose this option, my taxes are greatly reduced. What are the implications of this option?
https://www.forbes.com/sites/greatspeculations/2017/08/15/cryptocurrency-traders-risk-irs-trouble-with-like-kind-exchanges/#31b73f0326a8