they're useful in gauging public responses to events or products, and old ones can be particularly useful to see how something was viewed in its time. you can

they're useful in gauging public responses to events or products, and old ones can be particularly useful to see how something was viewed in its time. you can get pretty fancy with date range searches at https://twitter.com/search-advanced https://twitter.com/search-advanced I use it to read the pulse on all sorts of things all the time. I even have 't' set as an address bar hotkey trigger for https://twitter.com/search?q=%s https://twitter.com/search?q=%s on every browser that supports the functionality.