
Well at first you will encounter the word hashtag in twitter, as a new member of twitter society :) .
In every tweet you will see something prefix like this "#" (without the quote, it is the symbol itself)
When someone tweet about the the stand off in Scarborough shoal between China and Philippines, you will see something like this #scarborough in them.
It took me a minute to realize this (yeah a minute only), it is the way of the people to search other who has common topic about this, example if you search about #LOST (or #Lost, #lost, its not case sensitive though) you will get a list of tweet about the TV show. What...