Nice idea but not possible as all TLDs are controlled by ICANN
Discussion
ccTLDs are not
nostr:nprofile1qyfhwumn8ghj7mmxve3ksctfdch8qatz9uqsuamnwvaz7tmwdaejumr0dshszxthwden5te0wfjkccte9eekummjwsh8xmmrd9skctcpzpmhxue69uhk6mmnw3ezuur4vghsz9nhwden5te0wfjkccte9ekk7um5wgh8qatz9uq32amnwvaz7tmjv4kxz7fwv3sk6atn9e5k7tcpr9mhxue69uhhyetvv9ujumt0d4hhxarj9ecxjmnt9uqzq5qzedy85msr57qayz6dz9dlcr5k40mcqtvm5nhyn466qgc6p4kc2yvqqk precisely, so maybe we should move away from it?