It’s been a brutal year for markets. The good news: Selling your losers can pay off at tax time. Here’s what to know about tax-loss harvesting.Be aware of the wash-sale exception for cryptocurrency Because cryptocurrencies aren’t securities, they aren’t subject to the wash-sale rules under current law. Congress has considered changing this status but hasn’t yet. This means that a bullish crypto investor could harvest capital losses on a holding to offset current or future capital gains and re...