Earlier quoted context omitted.
How so? These aren't new rules, just old rules that are newly applied to Bitcoin. As others have noted, this is how things work for employer issued stock. You only put yourself in danger if you are ignorant of the rules and don't take necessary precautions. If you are investing enough to open yourself up to a capital gains loss of more than $3000, you have no excuse to be ignorant. Tax tip from a non-lawyer/non-accou…
The fact that "it's always been that way" is no refutation of the fact that "it's a problem" that you could lose money and yet still owe taxes as if you had gains because capital losses (hysteretically) saturate at $3000.
If I have accumulated $100,000 in capital losses over the prior ten years, I can wipe all of that out in one shot by producing a large enough capital gain in one year.
Capital losses saturate when applied to ordinary income.