[dnssec-key-tf] requirement for "empty TA"?

On 08.06 23:24, Peter Koch wrote:
> Folks,
> 
> our job is basically done and the letter to IANA eventually on its way,
> but since we're all here, here's an idea for an additional requirement:

Has it been sent?

Also, have we heared the promised implementation plan/schedule from IANA yet?
Should we ask?

Daniel