Apparently the reason for the capitals is because the chosen font was a small-caps font. He's provided samples in other fonts for us to look at:
On Sat, Mar 3, 2012 at 7:43 AM, Rex May
<rmay@mac.com> wrote:
Oops. Here they are:



On Mar 3, 2012, at 3:46 AM, Jonathan Jones wrote:
We also got a complaint about it being in capitals, because Lojban is typically written in all lower-case, but I think that's a bit nit-picky myself.
In any case, would you be willing to re-do those first five again with the needed changes so I can show the community?
--
mu'o mi'e .aionys.
.i.e'ucai ko cmima lo pilno be denpa bu .i doi.luk. mi patfu do zo'o
(Come to the Dot Side! Luke, I am your father. :D )
Rex May
All about me here: