[Tcs] "Your message to Tcs awaits moderator approval" bullshit

[John Smith]

On Sat, Dec 05, 2015 at 06:05:22PM -0800, tcs-owner at lists.tox.chat wrote:
> Your mail to 'Tcs' with the subject
> 
>     Re: [Tcs] [VOTE] Remove UI requirements/recommendations
> 
> Is being held until the list moderator can review it for approval.
> 
> The reason it is being held:
> 
>     Post by non-member to a members-only list
> 
> Either the message will get posted to the list, or you will receive
> notification of the moderator's decision.  If you would like to cancel
> this posting, please visit the following URL:
> 
>     https://lists.tox.chat/confirm/tcs/ead6a19e78b6d7284e5566f83feaf3419ce3d34a
>

Why am I receiving this thing every time I write to the list now?