Crypto bros are freaking out amid a surge in letters from the Internal Revenue Service about their digital currency holdings. As Bitcoin.com and other sites report, there has been a whopping 758 percent spike in customer mentions of IRS letters over the past two months alone, suggesting that there may be a taxation crackdown incoming. We don't know exactly how many people have gotten these troubling letters — but apparently, there are a few different types being sent. According to Coinledger, the crypto tax software firm that compiled the new numbers, recipients either received letters 6174 or 6174-A, which are […]