He was challenging admissability of phone records and emails, the very evidence that shafted him.
The phone records placed him at the scene, or within a few km of the scene, when he was supposed to be in Clontarf. The email records provided motive.
Thankfully, that evidence was properly warranted, collected, analysed and presented at court. The jury accepted and now the Court of appeal have also.
May he rot in jail.