Taxes are tricky for cryptocurrency investors

Illustration: Lazaro Gamio / Axios

Tax day is just two weeks away, but there are still a lot of unanswered questions for those who have gains (or losses) to report from investments in cryptocurrencies.

Bottom line: The IRS hasn't issued any guidance besides a short memo in 2014, even through the global cryptocurrency market cap grew from around $18 billion to over $600 billion last year, according to CoinMarketCap.