The Chinese government didn't block Google in general, that would cause too much chaos. They interference/degradation all Google services instead, especially https.
The experience may vary basic on where you located and which ISP is. According to some of my frineds, it's very slow when they access to https://plus.google.com directly, make it unusable for real.
The experience may vary basic on where you located and which ISP is. According to some of my frineds, it's very slow when they access to https://plus.google.com directly, make it unusable for real.