■ 🕑 7. 
│  i don't have much doubt you wont, but please don't do it the usual
│  way where its a js controlled drop-down menu and cookie!
│  maybe a cgi variable in url or something works.
│   
└─■ 🕑 8. 
    It's going to be handled by backend rather than JS, with an option to
    select via CGI variable in URL. So far we don't use any javascript here
    and the only cookie is for the admin password. But a cookie for site
    theme feels appropriate. 
    
    I may also add a cookie for the name field, so whatever name you enter 
    is preserved; posting as anon clears the name cookie -- just like on
    wiki.gikopoi.com 
    
    What 0chan/multichan did ... *worked* but the stylesheet changing 0.5s
    into a page loading was not very kino.