Why Nostr?What is Njump?

Public Key
npub123l5twgure45zdu30n0ylgw6se7gehly858kgmyrdf3zw6tetg2qgre6t5
NIP-05 Address
[email protected]
Profile Code
nprofile1qqs9gl69hywpu66px7ghehj058dgvlyvmljr6rmydjpk5c38d9u459qpzfmhxue69uhhqatjwpkx2urpvuhx2ucprpmhxue69uhhyetvv9ujuumwdae8gtnnda3kjctv7kryk6
Author Public Key
npub123l5twgure45zdu30n0ylgw6se7gehly858kgmyrdf3zw6tetg2qgre6t5