email from space, I mean in space

ive been told my joke are a little hard to catch. thanks.

--- In spacesettlers@yahoogroups.com, "janet_baker76"
wrote:
>
> Robert, you have made me laugh this morning! I had an image of my
> friendly postman Miguel with the missing tooth in the middle of his
> big smile on his little scooter winding through the cobbled streets
> of --Alpha Centauri!
>
> Dear heart, a "letter" printed out from an emailed message is still
> email, isn't it? You cannot call it a letter without
> miscommunicating, unless you are a comedian, which I suspect.
>
> Jan
>
> --- In spacesettlers@yahoogroups.com, "Robert" wrote:
> >
> > on the path there would depend on how far away it was. light can
> only
> > travel at light speed and email would likely be delivered by
laser
> to
> > the ship. you would very much be more likely to receive an email
> than
> > a letter as the letter would have to be printed out from a
message
> > received by the ship, which would waste limited resourses. I
could
> be
> > wrong, but i believe alpha centauri is about 4 light years away,
> so
> > the email would be 4 years old by the time you received it. voice
> and
> > video would be received the same way.
> >
> > --- In spacesettlers@yahoogroups.com, "janet_baker76"
> > wrote:
> > >
> > > Hola, space cadets!
> > >
> > > Say an ark was on the way to Alpha Centauri in a contest,
> launched
> > > from a first generation colony in near Earth orbit. Would it
> have
> > > email to earth on the journey? How long would it take, say,
from