Reply to post: Re: "database...comparing...to...suspected criminals...is thought to contain 12.5 million faces"

Re: "database...comparing...to...suspected criminals...is thought to contain 12.5 million faces"

> 12.5 million people is more than 20% of Britain's population

FTFA:

> The database used for comparing people walking past the cameras to pictures of suspected criminals contains is thought to contain 12.5 million faces

I imagine a lot of them are pictures from CCTV of crimes in progress, not mugshots of people who have been arrested, and so there will be a fair amount of duplication. There were 675,461 arrests in England & Wales in 2017/18 excluding Lancashire (source)