I like it. One suggestion: on the "name your site" page tell people the rules for site names. I first tried a number and got told it had to start with a letter

I like it. One suggestion: on the "name your site" page tell people the rules for site names. I first tried a number and got told it had to start with a letter. Then after my second attempt I was told it had to be at least 6 letters. Third time lucky.