antijingoist
You are supposed to separate the design from the structure from any logic.
There are also many forms of dyslexia. Some are related to letter shapes. Some involve glare, etc. etc. etc. No one solution will help everyone. That is why there are color filters, lenses, rainbow'd lines of text, fonts like these, etc.
In the emails I've gotten the past few days, and since I've started this project, there are people who insist their life has changed, people who just like reading with it, and people who are bothered by it. It's just the nature of things.
edit: spellings and such.
Oddly enough, it shows up less bold on a non-windows machine.
Eulexia is an SIL-OFL one that is thinner too. But I haven't worked on the windows font smoothing with that one yet. :-/
There are Windows specific issues, and those are being worked on.
The positive response really lifts the spirits. :D