Coroanvirus has ended politics as normal. What will campaigning look like without handshaking, high fives and the kissing of babies?
The news is filled with stories about inappropriate touching by politicians. But touch by politicians was long important in the US, and Abraham Lincoln's handshake helped engage and guide the nation.
After a handshake, we learned this week that we sniff our hands. But why? Hand smells are not all that interesting in themselves. This points to possibilities that you might not want to hear.