I saw him interviewed on the news yesterday evening and he said the signal was too poor to communicate effectively, but texts seemed to go through fine. Edit:

I saw him interviewed on the news yesterday evening and he said the signal was too poor to communicate effectively, but texts seemed to go through fine. Edit: I just wanted to double-check this so found a video of the interview - it was the voice-over that said the line was poor, not the surgeon himself: http://news.bbc.co.uk/1/hi/uk/7762920.stm http://news.bbc.co.uk/1/hi/uk/7762920.stm