--001636c5bf91379808048ad71ce1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable 2010/7/7 Jesù¸ Gabriel y GaláÏ <jgabrielygalan / gmail.com> > On Wed, Jul 7, 2010 at 5:51 PM, Abder-rahman Ali > <abder.rahman.ali / gmail.com> wrote: > > > When should we use one over another? > > I don't think this question has any sense, as they are completely > different concepts. > A better question would be: Why use a symbol? Although, a quick Google search will give some good answers. --001636c5bf91379808048ad71ce1--