If you look at the code it's not that far fetched. The facial recognition uses "off the shelf" third party libraries and a gaussian blur isn't exactly rocket sc

If you look at the code it's not that far fetched. The facial recognition uses "off the shelf" third party libraries and a gaussian blur isn't exactly rocket science. I don't know how much work goes into making a new Signal release but it terms of raw coding it's like two days of work.