Farcasters what's your answer to this famous YC question: 

Tell us a story where you most successfully hacked some (non-computer) system to your advantage?

Building @kiwi | https://macbudkowski.com/

Wyndham has a tier matching policy with Ceasar and Ceasar to MGM, MGM to Hyatt. For a while, if you have a Visa infinite card or something similar, you can be matched Wyndham diamond without ever stay a day in their property and get all four membership elite status.

A dumb cryptographer. Building ZKP for clients and the mass. 

Back in collage, That’s who I managed to spent a week in Vegas for ~$100 for hotel + parking, skip buffet lines, and eat for free. Then one weeks in Mountain View in the best room on the base price+free meals.