Vanity House Projects

I only just starting to understand, some people's PV projects are mere vanity.  Solar panels are to accessorizes the house, and any unnecessary "upgrades" are just vanity.  I prefer my equipment at home to be purposeful.

vanity
noun
van·​i·​ty ˈva-nə-tē
pluralvanities
Synonyms of vanity
1
: inflated pride in oneself
2
: something that is vain, empty, or valueless