its a great feature even facebook used it but only difference is, twitter shows whats trending on homepage. I wana kill the use of twitter in my country :p but hashtags don't merge from all websites in 1 place i think :D this feature keep people engaged by knowing other people also talking about some thing same ;)
Below is the legacy version of the Boonex site, maintained for Dolphin.Pro 7.x support.
The new Dolphin solution is powered by UNA Community Management System.