Todo for the upcoming page:
login via openid (only. No local passwords)
set user location
remove movies because they are seen or uninteresting
add imdb links
flag interesting movies
add interesting movies before they come out
rank theaters so we don't have to show repeated (time,mov) pairs
somehow remove the same-movie-different-colors illusion, maybe by compensating for it
send identica/twitter announcements when you commit to seeing a movie