aria-hidden="true" set on focusable links

<xf:macro id="attribution" arg-profilePost="!" arg-showTargetUser="{{ false }}">
    <xf:if is="$showTargetUser AND $profilePost.user_id != $profilePost.profile_user_id">
        <xf:username user="$profilePost.User" rich="true" defaultname="{$profilePost.username}" aria-hidden="true" />
        <xf:fa icon="{{ $xf.isRtl ? 'fa-caret-left' : 'fa-caret-right' }} u-muted" />
        <xf:username user="$profilePost.ProfileUser" rich="true" defaultname="{{ phrase('unknown') }}"...