Like bitcoin, the only way it makes sense is if you can trick someone else into buying it off you for more money later, thus you're incentivised to promote the idea everywhere.
But I won't be happy if people stop buying gold and all I can do with it is sell it to some electronics manufacturer for 1% of the price I paid for it.
> dollars are backed by a government
Sounds great, what can I do if people stop accepting dollars in trade?
> Owning original art is bragging/speculation.
Agreed, so nothing new.