text: 
  Kiwiforgmail shares 5k+ emails via TO header - andygambles
  https://twitter.com/kumokasumi/status/613210550948859904
  ======
  andygambles
  Apparently they are working on the issue. I think the horse has already
  bolted.
  
  Looks as though they sent the email in batches of around 5k with all emails in
  the TO header.
  
  Another user:
  [https://twitter.com/mattgemmell/status/613242663102488577](https://twitter.com/mattgemmell/status/613242663102488577)
  
  