daemonized the program
change into rack module
change app.ru to config.ru
add port
change rackup syntax
add default route
change something
add bundle exec
change web to worker
change back to app.ru
daemonize it
change it to simple ruby
run it in foreground
add pusher
change pusher url
without pusher key
change channel
pause pusher
change to track only the tweets with humanities hashtag
add new relic