fyi, I had the same hanging-while-formatting issue with 2.30.1.2-2ubuntu1~ppa2 as well; disabling all plugins didn't help, but curiously disabling 'Show the photograph of sender in the message preview' in MailPreferences->Headers did...
fyi, I had the same hanging- while-formattin g issue with 2.30.1. 2-2ubuntu1~ ppa2 as well; ->Headers did...
disabling all plugins didn't help, but curiously disabling 'Show the photograph of sender in the message preview' in MailPreferences