Here are my favorite DePIN projects with a really interesting risk/reward ratio:

1 OCTA / octa_space: 
A decentralized cloud computing platform offering scalable and secure cloud services for various applications

2 GHX / GamerHashCom: 
A gaming platform that allows users to earn cryptocurrency rewards by playing games or sharing computing power

3 ANYONE / AnyoneFDN: 
A decentralized privacy network designed to anonymize user traffic through globally distributed relays using onion routing, enhancing online privacy and security  

4 NCDT / nucocloud:
 A decentralized cloud computing service that provides blockchain-powered cloud storage and computing solutions for businesses and individuals 

Do you have any others to recommend?