I'm sorry, but you couldn't be more wrong. The NSA's dossiers are automatically being built from data they're getting via the expensive hardware they forced telecom companies to install, not scraped data from the web.
If your email, or SMS, or voice call, or fax, or IM, or whatever else they care about and know how to parse, ever goes through any of their boxes, it's stored and associated with your entity forever, and may be used to glean unknown levels of insight about you, or used against you in criminal cases.
If your email, or SMS, or voice call, or fax, or IM, or whatever else they care about and know how to parse, ever goes through any of their boxes, it's stored and associated with your entity forever, and may be used to glean unknown levels of insight about you, or used against you in criminal cases.