On 05/01/2013 04:24 PM, Keith Lofstrom wrote: > I use a lot more than ordinary keyboard characters in my emails, > with vim-enabled constructs like CO₂ and E = ½mv² . > > How many of you can read those? Looks like carbon dioxide, and E equated with one half of m v squared on Thunderbird on Ubuntu 12.04. -- Regards, Dick Steffens