Apparently some 360 Billion emails are sent daily: https://www.demandsage.com/how-many-emails-are-sent-per-day/#:~:text=Conclusion%3A%20Globally%2C%20361.6%20B

Apparently some 360 Billion emails are sent daily: https://www.demandsage.com/how-many-emails-are-sent-per-day/#:~:text=Conclusion%3A%20Globally%2C%20361.6%20Billion%20Emails,in%20the%20last%20four%20years https://www.demandsage.com/how-many-emails-are-sent-per-day/....