This thing has appeared, hovering obtrusively over my desktop (Mountain Lion): I don't know how it got there. Presumably I pressed some key combination by accident. But I can't for the life of me ...
On my MacBook Air in Lion with the iMessages beta I was able to set up iMessage to read all incoming messages automatically with text to speech. I can't find how to turn that on with Mountain Lion. ...
Is it possible for me to change the text to speech voice (For example, right clicking any paragraph or text in TextEdit, clicking Speech --> Start Speaking) from the default American version to the UK ...