Scraping Tweets to Gather Data

In GigaOM:  As one who frequently fumbles about for specific information in a Twitter stream, this looks good.  " ....  A new beta version of ScraperWiki makes it easy to relatively easy to scrape Twitter for certain phrases and get to work analyzing the data. It’s just one more way that data analysis is getting democratized. ... "   I found amusing though the embedding of this in the 'open data mandate', and data democratization.   Data and information, open and democratic is commendable, but is this before or after its manipulation?  Get it right first.  If the data is wrong, who are wrong to begin with.