As per gov.org document above, shaking hands is a criminal act, punishable by fine and/or jail.
The world has changed forever. There is no going back.
There is too much concentration of power and the masses are too stupid and docile to resist.
It takes about 21 days to form a new habit and roughly 66 days for this new behavior to become automatic. Earlier I predicted we in the US would see this last for two months... though some like Bill Gates are on a media tour promoting 10 weeks of total lockdown.