What is "value" ? Is gold more useful now than 20 years ago? More desirable? Has gold as a material been improved? Most of the increase in "value" is somethin

What is "value" ? Is gold more useful now than 20 years ago? More desirable? Has gold as a material been improved? Most of the increase in "value" is something artificial like inflation / scarcity due to increase in population. But that's not value, that is only indeed economic forces only mildly related to gold itself.