Issue 12 of tech-i includes a look back at February's RadioHack workshops, a look forward to the Libre Software Meeting where the EBU is organizing sessions on Free and Open Source Software for media, introductions to the IMPS programme, EBUCore and MPEG-DASH, plus an update on follow-up actions from WRC-12. David Wood weighs up digital radio options and HRT's Kazimir Bacic is "In the spotlight".