I'm not sure about that. And right now I'm using Amythyst.
I think #nostr would have failed by now if it wasn't for nostr:nprofile1qqs9xtvrphl7p8qnua0gk9zusft33lqjkqqr7cwkr6g8wusu0lle8jcpp3mhxue69uhkyunz9e5k7qg4waehxw309ajkgetw9ehx7um5wghxcctwvsrrnrxl; the other implementations aren't good enough to establish a lasting foothold.
I'm not sure about that. And right now I'm using Amythyst.
*Amethyst