[HWR_14]

This does not answer the question that was asked (and which I also wonder): why would you want to signal that you are rich?

[bko]

For attracting members of the opposite sex and wanting to connect with other people of similar wealth as their values and interests more closely correspond with your own. I don't know if you noticed, but there are cultural differences across socio-economic classes.

Are you pretending not to understand?

[renegade-otter]

They made a movie about people like you in the 90s, called "Clueless":

https://www.youtube.com/watch?v=ld_TueiQiQo&t=105s