Nothing exciting, the government felt that imaginary internet money should not be treated like other similar assets. Luckily the courts disagreed in the end.
With tax laws being so complicated these disputes are everyday stuff for anyone engaged in any "unusual" activities.
Heh, the amount of people that think crypto is an asset class that would be taxed differently than any other asset class is astounding. Sounds like your tax jurisdiction was in that group (!).
Though there are a bunch of unanswered questions in a lot of jurisdictions: How do you treat a fork?
Is it income? A dividend? A stock split? A spinoff? Some of these require the originator to file paperwork, and no crypto chain could possibly do that.
With tax laws being so complicated these disputes are everyday stuff for anyone engaged in any "unusual" activities.