[Patryk]

Why not stack Morse code horizontally? At least Morse code is somewhat designed to take advantage of the frequency distribution of letters (e.g., e is a single dot.)

[tommi]

It has been done: http://fontstruct.com/fontstructions/show/58144

[trogdoro]

Interesting! Here's a similar version that's more horizontally condensed:

http://dotsies.org/morse

I get asked this a lot, so I threw this together just now.

[trogdoro]

Try it out and post a link! It would be interesting to see.