Harwell was the site of the UK’s first nuclear reactor. Harwell was also a centre of early fusion research in the 1950s. Britain’s original large-scale experimental device, ZETA, was housed in one of the RAF hangars at this site.
They don't care about the users and issuing a few bytes with random characters costs them next to nothing. It gives them control over billions of human beings.
If even one media outlet told you in 2010 that Microsoft would fall from 100% (of Web requests) to about 1 in 8 Web requests, you'd probably struggle to believe it