You already know that Threads and Instagram accounts are linked, that you need an Instagram account and then login to Threads with that. So what you claim to b

You already know that Threads and Instagram accounts are linked, that you need an Instagram account and then login to Threads with that. So what you claim to be a problem isn't a problem because you and every other prospective user knows how to create a Threads account. Porting over the Instagram graph to Threads is literally how they created the network effect that made it the fastest growing app ever. Engineerbrained.