Bitcoin. Anonymous founder. Founder disappear ed. The Satoshi coins disappeared. Lack of initial coin offering. Lack of corporate sponsor. Traded 15 months with no commercial value. The simplicity of the protocol. Outcome of the blocksize wars. All these equate to 'common property.' It's fair. A fair launch, a fair distribution.
If Saylor's company has paid $4b for their bitcoin. If he'd got it free or for 5c, would it still be considered ‘fair’? It has seasoned over time.
In 2014 the IRS designated it as property and gave it property tax treatment.
It was never able to be hacked.
It was copied, but thousands of times.
Institutionally, 2020 Microstrategy first multi-million purchase from a company. Tesla bought. Square bought.

Beware of counterfeit camcorders on eBay! - YouTube
Tape cassette walkmans are on Marketplace for $100 or $200. Discmans pretty close, too. Point and shoot cameras from the past 10 years a couple hundred dollars.