Sweet, you found a bug in clients - hashtags starting with (or simply containing?) a non standard character like ₿ do not work. nostr:npub18m76awca3y37hkvuneavuw6pjj4525fw90necxmadrvjg0sdy6qsngq955 just ends the hashtag at # and nostr:npub12vkcxr0luzwp8e673v29eqjhrr7p9vqq8asav85swaepclllj09sylpugg tries to open browser link