What amuses the wealthy people you'd like to target?
Do you think rich people install more apps than poor people? Rich people use tech just like everyone else, productivity apps, google apps, apple apps, social media. Most common than not, use less in place of more apps.
Do you want to create something that has more value for rich people? Work on the privacy and security area.
Same question is what to make as q present if they've already have everything possible.
hint: money can't buy time. but it can save them time. So approach from that angle.
Also they clearly need a matchmaking system for putting them in touch with unhoused individuals and other poors who are sufficiently motivated to play the most dangerous games.