This Pro Key won't be updated in the future. It's no longer in development. Read details below.
Hi, i released an updated version of Do Launcher which is RotaryHome(A.K.A Do Launcher 2).
It has multi feed support and it loads RSSs, twitter, instagram, flickr, foursquare and tumblr less than 10 seconds(like you wanted).You can access it by using the google play link in rotaryhome.com
For more information, here is the RotaryHome Google+ Group : https://plus.google.com/communities/107998681149387785817