Because as Milton Friedman pointed out, don't do to yourself what you do to an enemy in war. China banning American services is to the detriment of Chinese users and competition in China, there's no reason to emulate censorship.
If data harvesting was a genuine concern you might as well ban Facebook and every other social media app while you're at it. It's just hysteria and nationalism.
If data harvesting was a genuine concern you might as well ban Facebook and every other social media app while you're at it. It's just hysteria and nationalism.