For networths indicated below, it is good to not exceed indicated rig costs in 2025 (to mitigate maximal diminished returns).
Networth: Rig cost
10k to 50k: Walmart boombox (just kidding, get Hifiman headphones)
100k: 1k
500k: 3k
1 mill: 10k
10 mill: 50k
100 mill: 100k
500 mill: 100k
1 bill: 100k
100 bill: 100k
500 billion (Vladimirovich, Elon, etc): 100k