Basta discussioni sterili, facciamo un po' di Cultura!
In her famous survey of the subject, Lilian Randall proposed that the snail was a symbol of the Lombards,
a group vilified in the early middle ages for treasonous behaviour, the sin of usury, and ‘non-chivalrous comportment in general.’
https://blogs.bl.uk/digitisedmanuscripts/2013/09/knight-v-snail.html