The icon for handles (NIP-05) was changed. It was a check, indicating that some type of account verification had happened. That's not accurate though. Handles are just human-readable shortcuts, often provided by third-party providers, without any sort of identification process. The new icon is more general and avoids that association. Based on this conversation on Stacker News:

Stacker News
NIP-05 is not Verification \ stacker news ~nostr
What is NIP-05 really? If you look at the spec, it's a way to map Nostr public keys to DNS-based internet identifiers, such as name@example.com. If...
