Ops, Snowden deleted his own first post to test around! :D Here the copy:

His npub: npub1sn0wdenkukak0d9dfczzeacvhkrgz92ak56egt7vdgzn8pv2wfqqhrjdv9

Other notes: https://snort.social/p/npub1sn0wdenkukak0d9dfczzeacvhkrgz92ak56egt7vdgzn8pv2wfqqhrjdv9