In the news

I wonder how this will affect other people in a similar predicament, namely Richard O'Dwyer.

The bit about her stepping in because McKinnon would be likely to commit suicide if extradited and imprisoned in the US suggests not, however, this bit is more relevant to other cases:

Mrs May also said measures would be taken to enable a UK court to decide whether a person should stand trial in the UK or abroad - a so-called forum bar.