other reasons?

A black one.

I ask as I am looking to get a cheaper phone popular in Brazil, South Africa, China etc for testing nostr:npub10r8xl2njyepcw2zwv3a6dyufj4e4ajx86hz6v4ehu4gnpupxxp7stjt2p8, nostr:npub142gywvjkq0dv6nupggyn2euhx4nduwc7yz5f24ah9rpmunr2s39se3xrj0 , cashu wallets, notedeck, and other nostr app

here’s a recommendation

https://www.amazon.com/CMF-Phone-128GB-Unlocked-smartphone/dp/B0D7ZWZRP8